Home / 3,251.47-4,876.29-1,171.24

Finding the Fourth Proportional to 3,251.47, 4,876.29 and 1,171.24

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Solution

The fourth proportional to 3,251.47, 4,876.29 and 1,171.24 is: 1,756.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.47 : 4,876.29 = 1,171.24 : x
  2. Step 2: Convert to fraction form
    3,251.47/4,876.29 = 1,171.24/x
  3. Step 3: Cross multiply
    3,251.47x = 4,876.29 × 1,171.24
  4. Step 4: Simplify right side
    3,251.47x = 5,711,305.90
  5. Step 5: Solve for x
    x = 5,711,305.90/3,251.47
  6. Step 6: Final answer
    x = 1,756.53

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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.