Home / 3,286.32-4,532.13-2,542.20

Finding the Fourth Proportional to 3,286.32, 4,532.13 and 2,542.20

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Solution

The fourth proportional to 3,286.32, 4,532.13 and 2,542.20 is: 3,505.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286.32 : 4,532.13 = 2,542.20 : x
  2. Step 2: Convert to fraction form
    3,286.32/4,532.13 = 2,542.20/x
  3. Step 3: Cross multiply
    3,286.32x = 4,532.13 × 2,542.20
  4. Step 4: Simplify right side
    3,286.32x = 11,521,580.89
  5. Step 5: Solve for x
    x = 11,521,580.89/3,286.32
  6. Step 6: Final answer
    x = 3,505.92

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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.