Home / 8,853.41-13,280.10-2,279.54

Finding the Fourth Proportional to 8,853.41, 13,280.10 and 2,279.54

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Solution

The fourth proportional to 8,853.41, 13,280.10 and 2,279.54 is: 3,419.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853.41 : 13,280.10 = 2,279.54 : x
  2. Step 2: Convert to fraction form
    8,853.41/13,280.10 = 2,279.54/x
  3. Step 3: Cross multiply
    8,853.41x = 13,280.10 × 2,279.54
  4. Step 4: Simplify right side
    8,853.41x = 30,272,519.15
  5. Step 5: Solve for x
    x = 30,272,519.15/8,853.41
  6. Step 6: Final answer
    x = 3,419.31

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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.