Home / 11,238.60-15,508.16-6,522.42

Finding the Fourth Proportional to 11,238.60, 15,508.16 and 6,522.42

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Solution

The fourth proportional to 11,238.60, 15,508.16 and 6,522.42 is: 9,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,238.60 : 15,508.16 = 6,522.42 : x
  2. Step 2: Convert to fraction form
    11,238.60/15,508.16 = 6,522.42/x
  3. Step 3: Cross multiply
    11,238.60x = 15,508.16 × 6,522.42
  4. Step 4: Simplify right side
    11,238.60x = 101,150,732.95
  5. Step 5: Solve for x
    x = 101,150,732.95/11,238.60
  6. Step 6: Final answer
    x = 9,000.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.