Home / 8,232.18-12,343.28-3,228.56

Finding the Fourth Proportional to 8,232.18, 12,343.28 and 3,228.56

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Solution

The fourth proportional to 8,232.18, 12,343.28 and 3,228.56 is: 4,840.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,232.18 : 12,343.28 = 3,228.56 : x
  2. Step 2: Convert to fraction form
    8,232.18/12,343.28 = 3,228.56/x
  3. Step 3: Cross multiply
    8,232.18x = 12,343.28 × 3,228.56
  4. Step 4: Simplify right side
    8,232.18x = 39,851,020.08
  5. Step 5: Solve for x
    x = 39,851,020.08/8,232.18
  6. Step 6: Final answer
    x = 4,840.88

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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.