Home / 6,452.38-9,678.57-2,348.70

Finding the Fourth Proportional to 6,452.38, 9,678.57 and 2,348.70

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Solution

The fourth proportional to 6,452.38, 9,678.57 and 2,348.70 is: 3,523.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,452.38 : 9,678.57 = 2,348.70 : x
  2. Step 2: Convert to fraction form
    6,452.38/9,678.57 = 2,348.70/x
  3. Step 3: Cross multiply
    6,452.38x = 9,678.57 × 2,348.70
  4. Step 4: Simplify right side
    6,452.38x = 22,732,057.36
  5. Step 5: Solve for x
    x = 22,732,057.36/6,452.38
  6. Step 6: Final answer
    x = 3,523.05

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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.