Home / 8,581.23-12,872.30-2,737.38

Finding the Fourth Proportional to 8,581.23, 12,872.30 and 2,737.38

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Solution

The fourth proportional to 8,581.23, 12,872.30 and 2,737.38 is: 4,106.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,581.23 : 12,872.30 = 2,737.38 : x
  2. Step 2: Convert to fraction form
    8,581.23/12,872.30 = 2,737.38/x
  3. Step 3: Cross multiply
    8,581.23x = 12,872.30 × 2,737.38
  4. Step 4: Simplify right side
    8,581.23x = 35,236,376.57
  5. Step 5: Solve for x
    x = 35,236,376.57/8,581.23
  6. Step 6: Final answer
    x = 4,106.22

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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.