Home / 3,279.92-4,525.68-2,396.48

Finding the Fourth Proportional to 3,279.92, 4,525.68 and 2,396.48

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Solution

The fourth proportional to 3,279.92, 4,525.68 and 2,396.48 is: 3,306.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.92 : 4,525.68 = 2,396.48 : x
  2. Step 2: Convert to fraction form
    3,279.92/4,525.68 = 2,396.48/x
  3. Step 3: Cross multiply
    3,279.92x = 4,525.68 × 2,396.48
  4. Step 4: Simplify right side
    3,279.92x = 10,845,701.61
  5. Step 5: Solve for x
    x = 10,845,701.61/3,279.92
  6. Step 6: Final answer
    x = 3,306.70

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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.