Home / 3,726.28-5,591.68-2,169.32

Finding the Fourth Proportional to 3,726.28, 5,591.68 and 2,169.32

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Solution

The fourth proportional to 3,726.28, 5,591.68 and 2,169.32 is: 3,255.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.28 : 5,591.68 = 2,169.32 : x
  2. Step 2: Convert to fraction form
    3,726.28/5,591.68 = 2,169.32/x
  3. Step 3: Cross multiply
    3,726.28x = 5,591.68 × 2,169.32
  4. Step 4: Simplify right side
    3,726.28x = 12,130,143.26
  5. Step 5: Solve for x
    x = 12,130,143.26/3,726.28
  6. Step 6: Final answer
    x = 3,255.30

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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.