Home / 8,853.18-13,279.76-2,613.27

Finding the Fourth Proportional to 8,853.18, 13,279.76 and 2,613.27

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Solution

The fourth proportional to 8,853.18, 13,279.76 and 2,613.27 is: 3,919.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853.18 : 13,279.76 = 2,613.27 : x
  2. Step 2: Convert to fraction form
    8,853.18/13,279.76 = 2,613.27/x
  3. Step 3: Cross multiply
    8,853.18x = 13,279.76 × 2,613.27
  4. Step 4: Simplify right side
    8,853.18x = 34,703,598.42
  5. Step 5: Solve for x
    x = 34,703,598.42/8,853.18
  6. Step 6: Final answer
    x = 3,919.90

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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.