Home / 5,168.73-7,753.11-1,273.13

Finding the Fourth Proportional to 5,168.73, 7,753.11 and 1,273.13

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Solution

The fourth proportional to 5,168.73, 7,753.11 and 1,273.13 is: 1,909.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168.73 : 7,753.11 = 1,273.13 : x
  2. Step 2: Convert to fraction form
    5,168.73/7,753.11 = 1,273.13/x
  3. Step 3: Cross multiply
    5,168.73x = 7,753.11 × 1,273.13
  4. Step 4: Simplify right side
    5,168.73x = 9,870,716.93
  5. Step 5: Solve for x
    x = 9,870,716.93/5,168.73
  6. Step 6: Final answer
    x = 1,909.70

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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.