Home / 10,519.50-14,507.76-9,102.73

Finding the Fourth Proportional to 10,519.50, 14,507.76 and 9,102.73

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Solution

The fourth proportional to 10,519.50, 14,507.76 and 9,102.73 is: 12,553.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,519.50 : 14,507.76 = 9,102.73 : x
  2. Step 2: Convert to fraction form
    10,519.50/14,507.76 = 9,102.73/x
  3. Step 3: Cross multiply
    10,519.50x = 14,507.76 × 9,102.73
  4. Step 4: Simplify right side
    10,519.50x = 132,060,222.18
  5. Step 5: Solve for x
    x = 132,060,222.18/10,519.50
  6. Step 6: Final answer
    x = 12,553.85

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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.