Home / 8,167.97-11,287.13-6,675.35

Finding the Fourth Proportional to 8,167.97, 11,287.13 and 6,675.35

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Solution

The fourth proportional to 8,167.97, 11,287.13 and 6,675.35 is: 9,224.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167.97 : 11,287.13 = 6,675.35 : x
  2. Step 2: Convert to fraction form
    8,167.97/11,287.13 = 6,675.35/x
  3. Step 3: Cross multiply
    8,167.97x = 11,287.13 × 6,675.35
  4. Step 4: Simplify right side
    8,167.97x = 75,345,453.43
  5. Step 5: Solve for x
    x = 75,345,453.43/8,167.97
  6. Step 6: Final answer
    x = 9,224.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.