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Finding the Fourth Proportional to 8,025.58, 12,040.09 and 4,077.39

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Solution

The fourth proportional to 8,025.58, 12,040.09 and 4,077.39 is: 6,116.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,025.58 : 12,040.09 = 4,077.39 : x
  2. Step 2: Convert to fraction form
    8,025.58/12,040.09 = 4,077.39/x
  3. Step 3: Cross multiply
    8,025.58x = 12,040.09 × 4,077.39
  4. Step 4: Simplify right side
    8,025.58x = 49,092,132.73
  5. Step 5: Solve for x
    x = 49,092,132.73/8,025.58
  6. Step 6: Final answer
    x = 6,116.96

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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.