Home / 6,248.80-9,390.24-3,329.20

Finding the Fourth Proportional to 6,248.80, 9,390.24 and 3,329.20

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Solution

The fourth proportional to 6,248.80, 9,390.24 and 3,329.20 is: 5,002.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248.80 : 9,390.24 = 3,329.20 : x
  2. Step 2: Convert to fraction form
    6,248.80/9,390.24 = 3,329.20/x
  3. Step 3: Cross multiply
    6,248.80x = 9,390.24 × 3,329.20
  4. Step 4: Simplify right side
    6,248.80x = 31,261,987.01
  5. Step 5: Solve for x
    x = 31,261,987.01/6,248.80
  6. Step 6: Final answer
    x = 5,002.88

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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.