Home / 4,086.30-6,129.45-4,043.10

Finding the Fourth Proportional to 4,086.30, 6,129.45 and 4,043.10

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Solution

The fourth proportional to 4,086.30, 6,129.45 and 4,043.10 is: 6,064.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.30 : 6,129.45 = 4,043.10 : x
  2. Step 2: Convert to fraction form
    4,086.30/6,129.45 = 4,043.10/x
  3. Step 3: Cross multiply
    4,086.30x = 6,129.45 × 4,043.10
  4. Step 4: Simplify right side
    4,086.30x = 24,781,979.30
  5. Step 5: Solve for x
    x = 24,781,979.30/4,086.30
  6. Step 6: Final answer
    x = 6,064.65

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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.