Home / 9,192.28-12,685.30-5,000.53

Finding the Fourth Proportional to 9,192.28, 12,685.30 and 5,000.53

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Solution

The fourth proportional to 9,192.28, 12,685.30 and 5,000.53 is: 6,900.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192.28 : 12,685.30 = 5,000.53 : x
  2. Step 2: Convert to fraction form
    9,192.28/12,685.30 = 5,000.53/x
  3. Step 3: Cross multiply
    9,192.28x = 12,685.30 × 5,000.53
  4. Step 4: Simplify right side
    9,192.28x = 63,433,134.78
  5. Step 5: Solve for x
    x = 63,433,134.78/9,192.28
  6. Step 6: Final answer
    x = 6,900.70

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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.