Home / 9,126.74-13,690.11-2,201.24

Finding the Fourth Proportional to 9,126.74, 13,690.11 and 2,201.24

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Solution

The fourth proportional to 9,126.74, 13,690.11 and 2,201.24 is: 3,301.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,126.74 : 13,690.11 = 2,201.24 : x
  2. Step 2: Convert to fraction form
    9,126.74/13,690.11 = 2,201.24/x
  3. Step 3: Cross multiply
    9,126.74x = 13,690.11 × 2,201.24
  4. Step 4: Simplify right side
    9,126.74x = 30,135,149.29
  5. Step 5: Solve for x
    x = 30,135,149.29/9,126.74
  6. Step 6: Final answer
    x = 3,301.85

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Half scale
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Double scale
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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.