Home / 8,452.14-12,678.20-3,254.37

Finding the Fourth Proportional to 8,452.14, 12,678.20 and 3,254.37

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Solution

The fourth proportional to 8,452.14, 12,678.20 and 3,254.37 is: 4,881.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,452.14 : 12,678.20 = 3,254.37 : x
  2. Step 2: Convert to fraction form
    8,452.14/12,678.20 = 3,254.37/x
  3. Step 3: Cross multiply
    8,452.14x = 12,678.20 × 3,254.37
  4. Step 4: Simplify right side
    8,452.14x = 41,259,553.73
  5. Step 5: Solve for x
    x = 41,259,553.73/8,452.14
  6. Step 6: Final answer
    x = 4,881.55

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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.