Home / 2,654.33-3,981.45-1,614.62

Finding the Fourth Proportional to 2,654.33, 3,981.45 and 1,614.62

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Solution

The fourth proportional to 2,654.33, 3,981.45 and 1,614.62 is: 2,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,654.33 : 3,981.45 = 1,614.62 : x
  2. Step 2: Convert to fraction form
    2,654.33/3,981.45 = 1,614.62/x
  3. Step 3: Cross multiply
    2,654.33x = 3,981.45 × 1,614.62
  4. Step 4: Simplify right side
    2,654.33x = 6,428,508.89
  5. Step 5: Solve for x
    x = 6,428,508.89/2,654.33
  6. Step 6: Final answer
    x = 2,421.90

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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.