Home / 6,749.38-10,124.07-3,630.85

Finding the Fourth Proportional to 6,749.38, 10,124.07 and 3,630.85

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Solution

The fourth proportional to 6,749.38, 10,124.07 and 3,630.85 is: 5,446.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.38 : 10,124.07 = 3,630.85 : x
  2. Step 2: Convert to fraction form
    6,749.38/10,124.07 = 3,630.85/x
  3. Step 3: Cross multiply
    6,749.38x = 10,124.07 × 3,630.85
  4. Step 4: Simplify right side
    6,749.38x = 36,758,979.56
  5. Step 5: Solve for x
    x = 36,758,979.56/6,749.38
  6. Step 6: Final answer
    x = 5,446.28

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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.