Home / 4,581.20-6,871.80-3,954.80

Finding the Fourth Proportional to 4,581.20, 6,871.80 and 3,954.80

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Solution

The fourth proportional to 4,581.20, 6,871.80 and 3,954.80 is: 5,932.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,581.20 : 6,871.80 = 3,954.80 : x
  2. Step 2: Convert to fraction form
    4,581.20/6,871.80 = 3,954.80/x
  3. Step 3: Cross multiply
    4,581.20x = 6,871.80 × 3,954.80
  4. Step 4: Simplify right side
    4,581.20x = 27,176,594.64
  5. Step 5: Solve for x
    x = 27,176,594.64/4,581.20
  6. Step 6: Final answer
    x = 5,932.20

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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.