Home / 5,322.17-7,976.21-2,822.85

Finding the Fourth Proportional to 5,322.17, 7,976.21 and 2,822.85

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Solution

The fourth proportional to 5,322.17, 7,976.21 and 2,822.85 is: 4,230.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.17 : 7,976.21 = 2,822.85 : x
  2. Step 2: Convert to fraction form
    5,322.17/7,976.21 = 2,822.85/x
  3. Step 3: Cross multiply
    5,322.17x = 7,976.21 × 2,822.85
  4. Step 4: Simplify right side
    5,322.17x = 22,515,630.28
  5. Step 5: Solve for x
    x = 22,515,630.28/5,322.17
  6. Step 6: Final answer
    x = 4,230.53

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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.