Home / 6,149.10-9,223.65-2,861.10

Finding the Fourth Proportional to 6,149.10, 9,223.65 and 2,861.10

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Solution

The fourth proportional to 6,149.10, 9,223.65 and 2,861.10 is: 4,291.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,149.10 : 9,223.65 = 2,861.10 : x
  2. Step 2: Convert to fraction form
    6,149.10/9,223.65 = 2,861.10/x
  3. Step 3: Cross multiply
    6,149.10x = 9,223.65 × 2,861.10
  4. Step 4: Simplify right side
    6,149.10x = 26,389,785.02
  5. Step 5: Solve for x
    x = 26,389,785.02/6,149.10
  6. Step 6: Final answer
    x = 4,291.65

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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.