Home / 8,255.46-12,374.52-2,707.38

Finding the Fourth Proportional to 8,255.46, 12,374.52 and 2,707.38

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Solution

The fourth proportional to 8,255.46, 12,374.52 and 2,707.38 is: 4,058.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,255.46 : 12,374.52 = 2,707.38 : x
  2. Step 2: Convert to fraction form
    8,255.46/12,374.52 = 2,707.38/x
  3. Step 3: Cross multiply
    8,255.46x = 12,374.52 × 2,707.38
  4. Step 4: Simplify right side
    8,255.46x = 33,502,527.96
  5. Step 5: Solve for x
    x = 33,502,527.96/8,255.46
  6. Step 6: Final answer
    x = 4,058.23

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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.