Home / 8,770.42-12,099.13-5,232.34

Finding the Fourth Proportional to 8,770.42, 12,099.13 and 5,232.34

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Solution

The fourth proportional to 8,770.42, 12,099.13 and 5,232.34 is: 7,218.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,770.42 : 12,099.13 = 5,232.34 : x
  2. Step 2: Convert to fraction form
    8,770.42/12,099.13 = 5,232.34/x
  3. Step 3: Cross multiply
    8,770.42x = 12,099.13 × 5,232.34
  4. Step 4: Simplify right side
    8,770.42x = 63,306,718.54
  5. Step 5: Solve for x
    x = 63,306,718.54/8,770.42
  6. Step 6: Final answer
    x = 7,218.21

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Similar ratio
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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.