Home / 4,754.67-7,132.01-1,291.92

Finding the Fourth Proportional to 4,754.67, 7,132.01 and 1,291.92

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Solution

The fourth proportional to 4,754.67, 7,132.01 and 1,291.92 is: 1,937.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,754.67 : 7,132.01 = 1,291.92 : x
  2. Step 2: Convert to fraction form
    4,754.67/7,132.01 = 1,291.92/x
  3. Step 3: Cross multiply
    4,754.67x = 7,132.01 × 1,291.92
  4. Step 4: Simplify right side
    4,754.67x = 9,213,979.90
  5. Step 5: Solve for x
    x = 9,213,979.90/4,754.67
  6. Step 6: Final answer
    x = 1,937.88

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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.