Home / 1,554.16-2,331.76-732.47

Finding the Fourth Proportional to 1,554.16, 2,331.76 and 732.47

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Solution

The fourth proportional to 1,554.16, 2,331.76 and 732.47 is: 1,098.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554.16 : 2,331.76 = 732.47 : x
  2. Step 2: Convert to fraction form
    1,554.16/2,331.76 = 732.47/x
  3. Step 3: Cross multiply
    1,554.16x = 2,331.76 × 732.47
  4. Step 4: Simplify right side
    1,554.16x = 1,707,944.25
  5. Step 5: Solve for x
    x = 1,707,944.25/1,554.16
  6. Step 6: Final answer
    x = 1,098.95

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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.