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Finding the Fourth Proportional to 8,302.52, 12,458.14 and 2,757.26

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Solution

The fourth proportional to 8,302.52, 12,458.14 and 2,757.26 is: 4,137.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302.52 : 12,458.14 = 2,757.26 : x
  2. Step 2: Convert to fraction form
    8,302.52/12,458.14 = 2,757.26/x
  3. Step 3: Cross multiply
    8,302.52x = 12,458.14 × 2,757.26
  4. Step 4: Simplify right side
    8,302.52x = 34,350,355.35
  5. Step 5: Solve for x
    x = 34,350,355.35/8,302.52
  6. Step 6: Final answer
    x = 4,137.34

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1.5x scale

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.