Home / 8,177.42-12,264.30-3,248.16

Finding the Fourth Proportional to 8,177.42, 12,264.30 and 3,248.16

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Solution

The fourth proportional to 8,177.42, 12,264.30 and 3,248.16 is: 4,871.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.42 : 12,264.30 = 3,248.16 : x
  2. Step 2: Convert to fraction form
    8,177.42/12,264.30 = 3,248.16/x
  3. Step 3: Cross multiply
    8,177.42x = 12,264.30 × 3,248.16
  4. Step 4: Simplify right side
    8,177.42x = 39,836,408.69
  5. Step 5: Solve for x
    x = 39,836,408.69/8,177.42
  6. Step 6: Final answer
    x = 4,871.52

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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.