Home / 4,879.44-6,726.24-3,387.42

Finding the Fourth Proportional to 4,879.44, 6,726.24 and 3,387.42

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Solution

The fourth proportional to 4,879.44, 6,726.24 and 3,387.42 is: 4,669.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,879.44 : 6,726.24 = 3,387.42 : x
  2. Step 2: Convert to fraction form
    4,879.44/6,726.24 = 3,387.42/x
  3. Step 3: Cross multiply
    4,879.44x = 6,726.24 × 3,387.42
  4. Step 4: Simplify right side
    4,879.44x = 22,784,599.90
  5. Step 5: Solve for x
    x = 22,784,599.90/4,879.44
  6. Step 6: Final answer
    x = 4,669.51

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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.