Home / 11,008.13-16,512.11-3,612.52

Finding the Fourth Proportional to 11,008.13, 16,512.11 and 3,612.52

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Solution

The fourth proportional to 11,008.13, 16,512.11 and 3,612.52 is: 5,418.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008.13 : 16,512.11 = 3,612.52 : x
  2. Step 2: Convert to fraction form
    11,008.13/16,512.11 = 3,612.52/x
  3. Step 3: Cross multiply
    11,008.13x = 16,512.11 × 3,612.52
  4. Step 4: Simplify right side
    11,008.13x = 59,650,327.62
  5. Step 5: Solve for x
    x = 59,650,327.62/11,008.13
  6. Step 6: Final answer
    x = 5,418.75

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1.5x scale

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.