Home / 8,298.30-12,451.11-4,401.75

Finding the Fourth Proportional to 8,298.30, 12,451.11 and 4,401.75

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Solution

The fourth proportional to 8,298.30, 12,451.11 and 4,401.75 is: 6,604.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298.30 : 12,451.11 = 4,401.75 : x
  2. Step 2: Convert to fraction form
    8,298.30/12,451.11 = 4,401.75/x
  3. Step 3: Cross multiply
    8,298.30x = 12,451.11 × 4,401.75
  4. Step 4: Simplify right side
    8,298.30x = 54,806,673.44
  5. Step 5: Solve for x
    x = 54,806,673.44/8,298.30
  6. Step 6: Final answer
    x = 6,604.57

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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.