Home / 11,079.90-16,619.85-9,796.86

Finding the Fourth Proportional to 11,079.90, 16,619.85 and 9,796.86

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Solution

The fourth proportional to 11,079.90, 16,619.85 and 9,796.86 is: 14,695.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079.90 : 16,619.85 = 9,796.86 : x
  2. Step 2: Convert to fraction form
    11,079.90/16,619.85 = 9,796.86/x
  3. Step 3: Cross multiply
    11,079.90x = 16,619.85 × 9,796.86
  4. Step 4: Simplify right side
    11,079.90x = 162,822,343.67
  5. Step 5: Solve for x
    x = 162,822,343.67/11,079.90
  6. Step 6: Final answer
    x = 14,695.29

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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.