Home / 5,627.42-7,763.26-3,269.11

Finding the Fourth Proportional to 5,627.42, 7,763.26 and 3,269.11

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Solution

The fourth proportional to 5,627.42, 7,763.26 and 3,269.11 is: 4,509.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627.42 : 7,763.26 = 3,269.11 : x
  2. Step 2: Convert to fraction form
    5,627.42/7,763.26 = 3,269.11/x
  3. Step 3: Cross multiply
    5,627.42x = 7,763.26 × 3,269.11
  4. Step 4: Simplify right side
    5,627.42x = 25,378,950.90
  5. Step 5: Solve for x
    x = 25,378,950.90/5,627.42
  6. Step 6: Final answer
    x = 4,509.87

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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.