Home / 5,255.19-7,882.89-2,252.85

Finding the Fourth Proportional to 5,255.19, 7,882.89 and 2,252.85

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Solution

The fourth proportional to 5,255.19, 7,882.89 and 2,252.85 is: 3,379.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.19 : 7,882.89 = 2,252.85 : x
  2. Step 2: Convert to fraction form
    5,255.19/7,882.89 = 2,252.85/x
  3. Step 3: Cross multiply
    5,255.19x = 7,882.89 × 2,252.85
  4. Step 4: Simplify right side
    5,255.19x = 17,758,968.74
  5. Step 5: Solve for x
    x = 17,758,968.74/5,255.19
  6. Step 6: Final answer
    x = 3,379.32

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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.