Home / 12,737.04-17,575.18-7,146.96

Finding the Fourth Proportional to 12,737.04, 17,575.18 and 7,146.96

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Solution

The fourth proportional to 12,737.04, 17,575.18 and 7,146.96 is: 9,861.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,737.04 : 17,575.18 = 7,146.96 : x
  2. Step 2: Convert to fraction form
    12,737.04/17,575.18 = 7,146.96/x
  3. Step 3: Cross multiply
    12,737.04x = 17,575.18 × 7,146.96
  4. Step 4: Simplify right side
    12,737.04x = 125,609,108.45
  5. Step 5: Solve for x
    x = 125,609,108.45/12,737.04
  6. Step 6: Final answer
    x = 9,861.72

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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.