Home / 8,236.11-12,348.30-3,851.18

Finding the Fourth Proportional to 8,236.11, 12,348.30 and 3,851.18

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Solution

The fourth proportional to 8,236.11, 12,348.30 and 3,851.18 is: 5,774.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236.11 : 12,348.30 = 3,851.18 : x
  2. Step 2: Convert to fraction form
    8,236.11/12,348.30 = 3,851.18/x
  3. Step 3: Cross multiply
    8,236.11x = 12,348.30 × 3,851.18
  4. Step 4: Simplify right side
    8,236.11x = 47,555,503.34
  5. Step 5: Solve for x
    x = 47,555,503.34/8,236.11
  6. Step 6: Final answer
    x = 5,774.02

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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.