Home / 3,752.20-5,629.26-1,443.08

Finding the Fourth Proportional to 3,752.20, 5,629.26 and 1,443.08

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Solution

The fourth proportional to 3,752.20, 5,629.26 and 1,443.08 is: 2,164.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.20 : 5,629.26 = 1,443.08 : x
  2. Step 2: Convert to fraction form
    3,752.20/5,629.26 = 1,443.08/x
  3. Step 3: Cross multiply
    3,752.20x = 5,629.26 × 1,443.08
  4. Step 4: Simplify right side
    3,752.20x = 8,123,472.52
  5. Step 5: Solve for x
    x = 8,123,472.52/3,752.20
  6. Step 6: Final answer
    x = 2,164.99

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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.