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Finding the Fourth Proportional to 1,733.08, 2,599.92 and 759.16

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Solution

The fourth proportional to 1,733.08, 2,599.92 and 759.16 is: 1,138.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733.08 : 2,599.92 = 759.16 : x
  2. Step 2: Convert to fraction form
    1,733.08/2,599.92 = 759.16/x
  3. Step 3: Cross multiply
    1,733.08x = 2,599.92 × 759.16
  4. Step 4: Simplify right side
    1,733.08x = 1,973,755.27
  5. Step 5: Solve for x
    x = 1,973,755.27/1,733.08
  6. Step 6: Final answer
    x = 1,138.87

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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.