Home / 9,517.67-13,135.94-6,531.04

Finding the Fourth Proportional to 9,517.67, 13,135.94 and 6,531.04

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Solution

The fourth proportional to 9,517.67, 13,135.94 and 6,531.04 is: 9,013.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,517.67 : 13,135.94 = 6,531.04 : x
  2. Step 2: Convert to fraction form
    9,517.67/13,135.94 = 6,531.04/x
  3. Step 3: Cross multiply
    9,517.67x = 13,135.94 × 6,531.04
  4. Step 4: Simplify right side
    9,517.67x = 85,791,349.58
  5. Step 5: Solve for x
    x = 85,791,349.58/9,517.67
  6. Step 6: Final answer
    x = 9,013.90

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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.