Home / 8,854.18-13,279.14-2,612.50

Finding the Fourth Proportional to 8,854.18, 13,279.14 and 2,612.50

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Solution

The fourth proportional to 8,854.18, 13,279.14 and 2,612.50 is: 3,918.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.18 : 13,279.14 = 2,612.50 : x
  2. Step 2: Convert to fraction form
    8,854.18/13,279.14 = 2,612.50/x
  3. Step 3: Cross multiply
    8,854.18x = 13,279.14 × 2,612.50
  4. Step 4: Simplify right side
    8,854.18x = 34,691,794.75
  5. Step 5: Solve for x
    x = 34,691,794.75/8,854.18
  6. Step 6: Final answer
    x = 3,918.13

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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.