Home / 8,884.38-13,326.56-2,728.38

Finding the Fourth Proportional to 8,884.38, 13,326.56 and 2,728.38

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Solution

The fourth proportional to 8,884.38, 13,326.56 and 2,728.38 is: 4,092.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,884.38 : 13,326.56 = 2,728.38 : x
  2. Step 2: Convert to fraction form
    8,884.38/13,326.56 = 2,728.38/x
  3. Step 3: Cross multiply
    8,884.38x = 13,326.56 × 2,728.38
  4. Step 4: Simplify right side
    8,884.38x = 36,359,919.77
  5. Step 5: Solve for x
    x = 36,359,919.77/8,884.38
  6. Step 6: Final answer
    x = 4,092.57

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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.