Home / 11,008.10-16,512.15-7,735.80

Finding the Fourth Proportional to 11,008.10, 16,512.15 and 7,735.80

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Solution

The fourth proportional to 11,008.10, 16,512.15 and 7,735.80 is: 11,603.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008.10 : 16,512.15 = 7,735.80 : x
  2. Step 2: Convert to fraction form
    11,008.10/16,512.15 = 7,735.80/x
  3. Step 3: Cross multiply
    11,008.10x = 16,512.15 × 7,735.80
  4. Step 4: Simplify right side
    11,008.10x = 127,734,780.90
  5. Step 5: Solve for x
    x = 127,734,780.90/11,008.10
  6. Step 6: Final answer
    x = 11,603.71

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Similar ratio
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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.