Home / 3,819.61-5,726.92-1,599.49

Finding the Fourth Proportional to 3,819.61, 5,726.92 and 1,599.49

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Solution

The fourth proportional to 3,819.61, 5,726.92 and 1,599.49 is: 2,398.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819.61 : 5,726.92 = 1,599.49 : x
  2. Step 2: Convert to fraction form
    3,819.61/5,726.92 = 1,599.49/x
  3. Step 3: Cross multiply
    3,819.61x = 5,726.92 × 1,599.49
  4. Step 4: Simplify right side
    3,819.61x = 9,160,151.27
  5. Step 5: Solve for x
    x = 9,160,151.27/3,819.61
  6. Step 6: Final answer
    x = 2,398.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.