Home / 2,442.60-3,654.42-2,165.52

Finding the Fourth Proportional to 2,442.60, 3,654.42 and 2,165.52

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Solution

The fourth proportional to 2,442.60, 3,654.42 and 2,165.52 is: 3,239.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.60 : 3,654.42 = 2,165.52 : x
  2. Step 2: Convert to fraction form
    2,442.60/3,654.42 = 2,165.52/x
  3. Step 3: Cross multiply
    2,442.60x = 3,654.42 × 2,165.52
  4. Step 4: Simplify right side
    2,442.60x = 7,913,719.60
  5. Step 5: Solve for x
    x = 7,913,719.60/2,442.60
  6. Step 6: Final answer
    x = 3,239.88

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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.