Home / 6,128.88-9,193.32-2,232.38

Finding the Fourth Proportional to 6,128.88, 9,193.32 and 2,232.38

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Solution

The fourth proportional to 6,128.88, 9,193.32 and 2,232.38 is: 3,348.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128.88 : 9,193.32 = 2,232.38 : x
  2. Step 2: Convert to fraction form
    6,128.88/9,193.32 = 2,232.38/x
  3. Step 3: Cross multiply
    6,128.88x = 9,193.32 × 2,232.38
  4. Step 4: Simplify right side
    6,128.88x = 20,522,937.74
  5. Step 5: Solve for x
    x = 20,522,937.74/6,128.88
  6. Step 6: Final answer
    x = 3,348.56

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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.