Home / 8,853.50-13,278.18-2,613.92

Finding the Fourth Proportional to 8,853.50, 13,278.18 and 2,613.92

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Solution

The fourth proportional to 8,853.50, 13,278.18 and 2,613.92 is: 3,920.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853.50 : 13,278.18 = 2,613.92 : x
  2. Step 2: Convert to fraction form
    8,853.50/13,278.18 = 2,613.92/x
  3. Step 3: Cross multiply
    8,853.50x = 13,278.18 × 2,613.92
  4. Step 4: Simplify right side
    8,853.50x = 34,708,100.27
  5. Step 5: Solve for x
    x = 34,708,100.27/8,853.50
  6. Step 6: Final answer
    x = 3,920.27

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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.