Home / 3,752.47-5,629.30-1,902.83

Finding the Fourth Proportional to 3,752.47, 5,629.30 and 1,902.83

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Solution

The fourth proportional to 3,752.47, 5,629.30 and 1,902.83 is: 2,854.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.47 : 5,629.30 = 1,902.83 : x
  2. Step 2: Convert to fraction form
    3,752.47/5,629.30 = 1,902.83/x
  3. Step 3: Cross multiply
    3,752.47x = 5,629.30 × 1,902.83
  4. Step 4: Simplify right side
    3,752.47x = 10,711,600.92
  5. Step 5: Solve for x
    x = 10,711,600.92/3,752.47
  6. Step 6: Final answer
    x = 2,854.55

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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.