Home / 5,596.50-7,721.28-3,237.78

Finding the Fourth Proportional to 5,596.50, 7,721.28 and 3,237.78

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Solution

The fourth proportional to 5,596.50, 7,721.28 and 3,237.78 is: 4,467.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,596.50 : 7,721.28 = 3,237.78 : x
  2. Step 2: Convert to fraction form
    5,596.50/7,721.28 = 3,237.78/x
  3. Step 3: Cross multiply
    5,596.50x = 7,721.28 × 3,237.78
  4. Step 4: Simplify right side
    5,596.50x = 24,999,805.96
  5. Step 5: Solve for x
    x = 24,999,805.96/5,596.50
  6. Step 6: Final answer
    x = 4,467.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.