Home / 4,754.52-7,131.78-1,292.04

Finding the Fourth Proportional to 4,754.52, 7,131.78 and 1,292.04

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Solution

The fourth proportional to 4,754.52, 7,131.78 and 1,292.04 is: 1,938.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,754.52 : 7,131.78 = 1,292.04 : x
  2. Step 2: Convert to fraction form
    4,754.52/7,131.78 = 1,292.04/x
  3. Step 3: Cross multiply
    4,754.52x = 7,131.78 × 1,292.04
  4. Step 4: Simplify right side
    4,754.52x = 9,214,545.03
  5. Step 5: Solve for x
    x = 9,214,545.03/4,754.52
  6. Step 6: Final answer
    x = 1,938.06

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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.