Home / 3,402.96-5,103.36-1,452.72

Finding the Fourth Proportional to 3,402.96, 5,103.36 and 1,452.72

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Solution

The fourth proportional to 3,402.96, 5,103.36 and 1,452.72 is: 2,178.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.96 : 5,103.36 = 1,452.72 : x
  2. Step 2: Convert to fraction form
    3,402.96/5,103.36 = 1,452.72/x
  3. Step 3: Cross multiply
    3,402.96x = 5,103.36 × 1,452.72
  4. Step 4: Simplify right side
    3,402.96x = 7,413,753.14
  5. Step 5: Solve for x
    x = 7,413,753.14/3,402.96
  6. Step 6: Final answer
    x = 2,178.62

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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.