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Finding the Fourth Proportional to 8,789.44, 12,109.08 and 6,098.08

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Solution

The fourth proportional to 8,789.44, 12,109.08 and 6,098.08 is: 8,401.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,789.44 : 12,109.08 = 6,098.08 : x
  2. Step 2: Convert to fraction form
    8,789.44/12,109.08 = 6,098.08/x
  3. Step 3: Cross multiply
    8,789.44x = 12,109.08 × 6,098.08
  4. Step 4: Simplify right side
    8,789.44x = 73,842,138.57
  5. Step 5: Solve for x
    x = 73,842,138.57/8,789.44
  6. Step 6: Final answer
    x = 8,401.23

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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.