Home / 8,132.89-12,199.13-3,750.34

Finding the Fourth Proportional to 8,132.89, 12,199.13 and 3,750.34

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Solution

The fourth proportional to 8,132.89, 12,199.13 and 3,750.34 is: 5,625.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.89 : 12,199.13 = 3,750.34 : x
  2. Step 2: Convert to fraction form
    8,132.89/12,199.13 = 3,750.34/x
  3. Step 3: Cross multiply
    8,132.89x = 12,199.13 × 3,750.34
  4. Step 4: Simplify right side
    8,132.89x = 45,750,906.33
  5. Step 5: Solve for x
    x = 45,750,906.33/8,132.89
  6. Step 6: Final answer
    x = 5,625.42

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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.