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Finding the Fourth Proportional to 3,442.73, 5,160.03 and 1,592.15

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Solution

The fourth proportional to 3,442.73, 5,160.03 and 1,592.15 is: 2,386.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.73 : 5,160.03 = 1,592.15 : x
  2. Step 2: Convert to fraction form
    3,442.73/5,160.03 = 1,592.15/x
  3. Step 3: Cross multiply
    3,442.73x = 5,160.03 × 1,592.15
  4. Step 4: Simplify right side
    3,442.73x = 8,215,515.96
  5. Step 5: Solve for x
    x = 8,215,515.96/3,442.73
  6. Step 6: Final answer
    x = 2,386.34

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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.