Home / 8,167.26-12,242.33-3,426.13

Finding the Fourth Proportional to 8,167.26, 12,242.33 and 3,426.13

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Solution

The fourth proportional to 8,167.26, 12,242.33 and 3,426.13 is: 5,135.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167.26 : 12,242.33 = 3,426.13 : x
  2. Step 2: Convert to fraction form
    8,167.26/12,242.33 = 3,426.13/x
  3. Step 3: Cross multiply
    8,167.26x = 12,242.33 × 3,426.13
  4. Step 4: Simplify right side
    8,167.26x = 41,943,814.08
  5. Step 5: Solve for x
    x = 41,943,814.08/8,167.26
  6. Step 6: Final answer
    x = 5,135.60

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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.