Home / 8,247.96-12,371.94-3,862.35

Finding the Fourth Proportional to 8,247.96, 12,371.94 and 3,862.35

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Solution

The fourth proportional to 8,247.96, 12,371.94 and 3,862.35 is: 5,793.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247.96 : 12,371.94 = 3,862.35 : x
  2. Step 2: Convert to fraction form
    8,247.96/12,371.94 = 3,862.35/x
  3. Step 3: Cross multiply
    8,247.96x = 12,371.94 × 3,862.35
  4. Step 4: Simplify right side
    8,247.96x = 47,784,762.46
  5. Step 5: Solve for x
    x = 47,784,762.46/8,247.96
  6. Step 6: Final answer
    x = 5,793.53

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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.