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Finding the Fourth Proportional to 1,595.92, 2,393.88 and 729.22

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Solution

The fourth proportional to 1,595.92, 2,393.88 and 729.22 is: 1,093.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.92 : 2,393.88 = 729.22 : x
  2. Step 2: Convert to fraction form
    1,595.92/2,393.88 = 729.22/x
  3. Step 3: Cross multiply
    1,595.92x = 2,393.88 × 729.22
  4. Step 4: Simplify right side
    1,595.92x = 1,745,665.17
  5. Step 5: Solve for x
    x = 1,745,665.17/1,595.92
  6. Step 6: Final answer
    x = 1,093.83

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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.