Home / 3,257.89-4,494.76-2,079.68

Finding the Fourth Proportional to 3,257.89, 4,494.76 and 2,079.68

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Solution

The fourth proportional to 3,257.89, 4,494.76 and 2,079.68 is: 2,869.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.89 : 4,494.76 = 2,079.68 : x
  2. Step 2: Convert to fraction form
    3,257.89/4,494.76 = 2,079.68/x
  3. Step 3: Cross multiply
    3,257.89x = 4,494.76 × 2,079.68
  4. Step 4: Simplify right side
    3,257.89x = 9,347,634.80
  5. Step 5: Solve for x
    x = 9,347,634.80/3,257.89
  6. Step 6: Final answer
    x = 2,869.23

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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.