Home / 4,149.68-5,727.32-2,658.24

Finding the Fourth Proportional to 4,149.68, 5,727.32 and 2,658.24

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Solution

The fourth proportional to 4,149.68, 5,727.32 and 2,658.24 is: 3,668.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.68 : 5,727.32 = 2,658.24 : x
  2. Step 2: Convert to fraction form
    4,149.68/5,727.32 = 2,658.24/x
  3. Step 3: Cross multiply
    4,149.68x = 5,727.32 × 2,658.24
  4. Step 4: Simplify right side
    4,149.68x = 15,224,591.12
  5. Step 5: Solve for x
    x = 15,224,591.12/4,149.68
  6. Step 6: Final answer
    x = 3,668.86

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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.