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Finding the Fourth Proportional to 8,232.76, 11,361.46 and 4,506.76

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Solution

The fourth proportional to 8,232.76, 11,361.46 and 4,506.76 is: 6,219.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,232.76 : 11,361.46 = 4,506.76 : x
  2. Step 2: Convert to fraction form
    8,232.76/11,361.46 = 4,506.76/x
  3. Step 3: Cross multiply
    8,232.76x = 11,361.46 × 4,506.76
  4. Step 4: Simplify right side
    8,232.76x = 51,203,373.47
  5. Step 5: Solve for x
    x = 51,203,373.47/8,232.76
  6. Step 6: Final answer
    x = 6,219.47

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Find fourth proportional to 4,116.38, 5,680.73 and 2,253.38
Half scale
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Double scale
Find fourth proportional to 8,233.76, 11,362.84 and 4,507.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.