Home / 4,182.26-6,294.34-3,147.62

Finding the Fourth Proportional to 4,182.26, 6,294.34 and 3,147.62

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Solution

The fourth proportional to 4,182.26, 6,294.34 and 3,147.62 is: 4,737.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182.26 : 6,294.34 = 3,147.62 : x
  2. Step 2: Convert to fraction form
    4,182.26/6,294.34 = 3,147.62/x
  3. Step 3: Cross multiply
    4,182.26x = 6,294.34 × 3,147.62
  4. Step 4: Simplify right side
    4,182.26x = 19,812,190.47
  5. Step 5: Solve for x
    x = 19,812,190.47/4,182.26
  6. Step 6: Final answer
    x = 4,737.20

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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 (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.