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Finding the Fourth Proportional to 6,604.76, 9,112.02 and 4,248.20

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Solution

The fourth proportional to 6,604.76, 9,112.02 and 4,248.20 is: 5,860.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.76 : 9,112.02 = 4,248.20 : x
  2. Step 2: Convert to fraction form
    6,604.76/9,112.02 = 4,248.20/x
  3. Step 3: Cross multiply
    6,604.76x = 9,112.02 × 4,248.20
  4. Step 4: Simplify right side
    6,604.76x = 38,709,683.36
  5. Step 5: Solve for x
    x = 38,709,683.36/6,604.76
  6. Step 6: Final answer
    x = 5,860.88

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Half scale
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Double scale
Find fourth proportional to 6,605.76, 9,113.40 and 4,249.20
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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.