Home / 4,176.10-5,760.24-2,685.90

Finding the Fourth Proportional to 4,176.10, 5,760.24 and 2,685.90

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Solution

The fourth proportional to 4,176.10, 5,760.24 and 2,685.90 is: 3,704.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.10 : 5,760.24 = 2,685.90 : x
  2. Step 2: Convert to fraction form
    4,176.10/5,760.24 = 2,685.90/x
  3. Step 3: Cross multiply
    4,176.10x = 5,760.24 × 2,685.90
  4. Step 4: Simplify right side
    4,176.10x = 15,471,449.73
  5. Step 5: Solve for x
    x = 15,471,449.73/4,176.10
  6. Step 6: Final answer
    x = 3,704.76

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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.