Home / 8,351.49-12,523.31-3,086.29

Finding the Fourth Proportional to 8,351.49, 12,523.31 and 3,086.29

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Solution

The fourth proportional to 8,351.49, 12,523.31 and 3,086.29 is: 4,627.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,351.49 : 12,523.31 = 3,086.29 : x
  2. Step 2: Convert to fraction form
    8,351.49/12,523.31 = 3,086.29/x
  3. Step 3: Cross multiply
    8,351.49x = 12,523.31 × 3,086.29
  4. Step 4: Simplify right side
    8,351.49x = 38,650,560.61
  5. Step 5: Solve for x
    x = 38,650,560.61/8,351.49
  6. Step 6: Final answer
    x = 4,627.98

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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.