Home / 5,824.38-8,037.68-3,171.78

Finding the Fourth Proportional to 5,824.38, 8,037.68 and 3,171.78

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Solution

The fourth proportional to 5,824.38, 8,037.68 and 3,171.78 is: 4,377.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,824.38 : 8,037.68 = 3,171.78 : x
  2. Step 2: Convert to fraction form
    5,824.38/8,037.68 = 3,171.78/x
  3. Step 3: Cross multiply
    5,824.38x = 8,037.68 × 3,171.78
  4. Step 4: Simplify right side
    5,824.38x = 25,493,752.67
  5. Step 5: Solve for x
    x = 25,493,752.67/5,824.38
  6. Step 6: Final answer
    x = 4,377.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.