Home / 1,516.73-2,275.16-736.83

Finding the Fourth Proportional to 1,516.73, 2,275.16 and 736.83

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Solution

The fourth proportional to 1,516.73, 2,275.16 and 736.83 is: 1,105.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516.73 : 2,275.16 = 736.83 : x
  2. Step 2: Convert to fraction form
    1,516.73/2,275.16 = 736.83/x
  3. Step 3: Cross multiply
    1,516.73x = 2,275.16 × 736.83
  4. Step 4: Simplify right side
    1,516.73x = 1,676,402.46
  5. Step 5: Solve for x
    x = 1,676,402.46/1,516.73
  6. Step 6: Final answer
    x = 1,105.28

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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.