Home / 10,760.46-16,142.85-9,715.02

Finding the Fourth Proportional to 10,760.46, 16,142.85 and 9,715.02

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Solution

The fourth proportional to 10,760.46, 16,142.85 and 9,715.02 is: 14,574.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,760.46 : 16,142.85 = 9,715.02 : x
  2. Step 2: Convert to fraction form
    10,760.46/16,142.85 = 9,715.02/x
  3. Step 3: Cross multiply
    10,760.46x = 16,142.85 × 9,715.02
  4. Step 4: Simplify right side
    10,760.46x = 156,828,110.61
  5. Step 5: Solve for x
    x = 156,828,110.61/10,760.46
  6. Step 6: Final answer
    x = 14,574.48

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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.