Home / 3,658.68-5,044.56-2,540.58

Finding the Fourth Proportional to 3,658.68, 5,044.56 and 2,540.58

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Solution

The fourth proportional to 3,658.68, 5,044.56 and 2,540.58 is: 3,502.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658.68 : 5,044.56 = 2,540.58 : x
  2. Step 2: Convert to fraction form
    3,658.68/5,044.56 = 2,540.58/x
  3. Step 3: Cross multiply
    3,658.68x = 5,044.56 × 2,540.58
  4. Step 4: Simplify right side
    3,658.68x = 12,816,108.24
  5. Step 5: Solve for x
    x = 12,816,108.24/3,658.68
  6. Step 6: Final answer
    x = 3,502.93

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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.