Home / 5,644.18-8,462.76-2,180.62

Finding the Fourth Proportional to 5,644.18, 8,462.76 and 2,180.62

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Solution

The fourth proportional to 5,644.18, 8,462.76 and 2,180.62 is: 3,269.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,644.18 : 8,462.76 = 2,180.62 : x
  2. Step 2: Convert to fraction form
    5,644.18/8,462.76 = 2,180.62/x
  3. Step 3: Cross multiply
    5,644.18x = 8,462.76 × 2,180.62
  4. Step 4: Simplify right side
    5,644.18x = 18,454,063.71
  5. Step 5: Solve for x
    x = 18,454,063.71/5,644.18
  6. Step 6: Final answer
    x = 3,269.57

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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.