Home / 8,025.68-12,043.56-3,408.32

Finding the Fourth Proportional to 8,025.68, 12,043.56 and 3,408.32

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Solution

The fourth proportional to 8,025.68, 12,043.56 and 3,408.32 is: 5,114.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,025.68 : 12,043.56 = 3,408.32 : x
  2. Step 2: Convert to fraction form
    8,025.68/12,043.56 = 3,408.32/x
  3. Step 3: Cross multiply
    8,025.68x = 12,043.56 × 3,408.32
  4. Step 4: Simplify right side
    8,025.68x = 41,048,306.42
  5. Step 5: Solve for x
    x = 41,048,306.42/8,025.68
  6. Step 6: Final answer
    x = 5,114.62

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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.