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Finding the Fourth Proportional to 5,104.80, 7,654.80 and 3,025.10

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Solution

The fourth proportional to 5,104.80, 7,654.80 and 3,025.10 is: 4,536.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.80 : 7,654.80 = 3,025.10 : x
  2. Step 2: Convert to fraction form
    5,104.80/7,654.80 = 3,025.10/x
  3. Step 3: Cross multiply
    5,104.80x = 7,654.80 × 3,025.10
  4. Step 4: Simplify right side
    5,104.80x = 23,156,535.48
  5. Step 5: Solve for x
    x = 23,156,535.48/5,104.80
  6. Step 6: Final answer
    x = 4,536.23

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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.