Home / 8,217.79-12,327.36-2,671.01

Finding the Fourth Proportional to 8,217.79, 12,327.36 and 2,671.01

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Solution

The fourth proportional to 8,217.79, 12,327.36 and 2,671.01 is: 4,006.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217.79 : 12,327.36 = 2,671.01 : x
  2. Step 2: Convert to fraction form
    8,217.79/12,327.36 = 2,671.01/x
  3. Step 3: Cross multiply
    8,217.79x = 12,327.36 × 2,671.01
  4. Step 4: Simplify right side
    8,217.79x = 32,926,440.20
  5. Step 5: Solve for x
    x = 32,926,440.20/8,217.79
  6. Step 6: Final answer
    x = 4,006.73

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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.