Home / 8,167.06-12,231.15-6,304.60

Finding the Fourth Proportional to 8,167.06, 12,231.15 and 6,304.60

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Solution

The fourth proportional to 8,167.06, 12,231.15 and 6,304.60 is: 9,441.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167.06 : 12,231.15 = 6,304.60 : x
  2. Step 2: Convert to fraction form
    8,167.06/12,231.15 = 6,304.60/x
  3. Step 3: Cross multiply
    8,167.06x = 12,231.15 × 6,304.60
  4. Step 4: Simplify right side
    8,167.06x = 77,112,508.29
  5. Step 5: Solve for x
    x = 77,112,508.29/8,167.06
  6. Step 6: Final answer
    x = 9,441.89

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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.