Home / 5,354.60-8,031.52-3,402.52

Finding the Fourth Proportional to 5,354.60, 8,031.52 and 3,402.52

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Solution

The fourth proportional to 5,354.60, 8,031.52 and 3,402.52 is: 5,103.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354.60 : 8,031.52 = 3,402.52 : x
  2. Step 2: Convert to fraction form
    5,354.60/8,031.52 = 3,402.52/x
  3. Step 3: Cross multiply
    5,354.60x = 8,031.52 × 3,402.52
  4. Step 4: Simplify right side
    5,354.60x = 27,327,407.43
  5. Step 5: Solve for x
    x = 27,327,407.43/5,354.60
  6. Step 6: Final answer
    x = 5,103.54

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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.