Home / 10,125.55-15,196.11-6,614.61

Finding the Fourth Proportional to 10,125.55, 15,196.11 and 6,614.61

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Solution

The fourth proportional to 10,125.55, 15,196.11 and 6,614.61 is: 9,927.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125.55 : 15,196.11 = 6,614.61 : x
  2. Step 2: Convert to fraction form
    10,125.55/15,196.11 = 6,614.61/x
  3. Step 3: Cross multiply
    10,125.55x = 15,196.11 × 6,614.61
  4. Step 4: Simplify right side
    10,125.55x = 100,516,341.17
  5. Step 5: Solve for x
    x = 100,516,341.17/10,125.55
  6. Step 6: Final answer
    x = 9,927.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.