Home / 6,784.38-10,176.57-2,167.74

Finding the Fourth Proportional to 6,784.38, 10,176.57 and 2,167.74

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Solution

The fourth proportional to 6,784.38, 10,176.57 and 2,167.74 is: 3,251.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,784.38 : 10,176.57 = 2,167.74 : x
  2. Step 2: Convert to fraction form
    6,784.38/10,176.57 = 2,167.74/x
  3. Step 3: Cross multiply
    6,784.38x = 10,176.57 × 2,167.74
  4. Step 4: Simplify right side
    6,784.38x = 22,060,157.85
  5. Step 5: Solve for x
    x = 22,060,157.85/6,784.38
  6. Step 6: Final answer
    x = 3,251.61

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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.