Home / 5,844.50-8,766.67-2,145.28

Finding the Fourth Proportional to 5,844.50, 8,766.67 and 2,145.28

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Solution

The fourth proportional to 5,844.50, 8,766.67 and 2,145.28 is: 3,217.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,844.50 : 8,766.67 = 2,145.28 : x
  2. Step 2: Convert to fraction form
    5,844.50/8,766.67 = 2,145.28/x
  3. Step 3: Cross multiply
    5,844.50x = 8,766.67 × 2,145.28
  4. Step 4: Simplify right side
    5,844.50x = 18,806,961.82
  5. Step 5: Solve for x
    x = 18,806,961.82/5,844.50
  6. Step 6: Final answer
    x = 3,217.89

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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.