Home / 8,087.41-12,118.29-6,243.04

Finding the Fourth Proportional to 8,087.41, 12,118.29 and 6,243.04

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Solution

The fourth proportional to 8,087.41, 12,118.29 and 6,243.04 is: 9,354.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.41 : 12,118.29 = 6,243.04 : x
  2. Step 2: Convert to fraction form
    8,087.41/12,118.29 = 6,243.04/x
  3. Step 3: Cross multiply
    8,087.41x = 12,118.29 × 6,243.04
  4. Step 4: Simplify right side
    8,087.41x = 75,654,969.20
  5. Step 5: Solve for x
    x = 75,654,969.20/8,087.41
  6. Step 6: Final answer
    x = 9,354.66

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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.