Home / 8,789.44-13,184.17-3,240.38

Finding the Fourth Proportional to 8,789.44, 13,184.17 and 3,240.38

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Solution

The fourth proportional to 8,789.44, 13,184.17 and 3,240.38 is: 4,860.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,789.44 : 13,184.17 = 3,240.38 : x
  2. Step 2: Convert to fraction form
    8,789.44/13,184.17 = 3,240.38/x
  3. Step 3: Cross multiply
    8,789.44x = 13,184.17 × 3,240.38
  4. Step 4: Simplify right side
    8,789.44x = 42,721,720.78
  5. Step 5: Solve for x
    x = 42,721,720.78/8,789.44
  6. Step 6: Final answer
    x = 4,860.57

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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.