Home / 4,175.28-5,760.68-2,406.53

Finding the Fourth Proportional to 4,175.28, 5,760.68 and 2,406.53

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Solution

The fourth proportional to 4,175.28, 5,760.68 and 2,406.53 is: 3,320.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,175.28 : 5,760.68 = 2,406.53 : x
  2. Step 2: Convert to fraction form
    4,175.28/5,760.68 = 2,406.53/x
  3. Step 3: Cross multiply
    4,175.28x = 5,760.68 × 2,406.53
  4. Step 4: Simplify right side
    4,175.28x = 13,863,251.61
  5. Step 5: Solve for x
    x = 13,863,251.61/4,175.28
  6. Step 6: Final answer
    x = 3,320.32

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Half scale
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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.