Home / 10,132.97-13,989.90-6,951.59

Finding the Fourth Proportional to 10,132.97, 13,989.90 and 6,951.59

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Solution

The fourth proportional to 10,132.97, 13,989.90 and 6,951.59 is: 9,597.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,132.97 : 13,989.90 = 6,951.59 : x
  2. Step 2: Convert to fraction form
    10,132.97/13,989.90 = 6,951.59/x
  3. Step 3: Cross multiply
    10,132.97x = 13,989.90 × 6,951.59
  4. Step 4: Simplify right side
    10,132.97x = 97,251,978.99
  5. Step 5: Solve for x
    x = 97,251,978.99/10,132.97
  6. Step 6: Final answer
    x = 9,597.58

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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.