Home / 3,660.27-5,053.52-2,819.49

Finding the Fourth Proportional to 3,660.27, 5,053.52 and 2,819.49

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Solution

The fourth proportional to 3,660.27, 5,053.52 and 2,819.49 is: 3,892.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660.27 : 5,053.52 = 2,819.49 : x
  2. Step 2: Convert to fraction form
    3,660.27/5,053.52 = 2,819.49/x
  3. Step 3: Cross multiply
    3,660.27x = 5,053.52 × 2,819.49
  4. Step 4: Simplify right side
    3,660.27x = 14,248,337.20
  5. Step 5: Solve for x
    x = 14,248,337.20/3,660.27
  6. Step 6: Final answer
    x = 3,892.71

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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.