Home / 5,795.13-7,997.28-3,142.53

Finding the Fourth Proportional to 5,795.13, 7,997.28 and 3,142.53

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Solution

The fourth proportional to 5,795.13, 7,997.28 and 3,142.53 is: 4,336.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,795.13 : 7,997.28 = 3,142.53 : x
  2. Step 2: Convert to fraction form
    5,795.13/7,997.28 = 3,142.53/x
  3. Step 3: Cross multiply
    5,795.13x = 7,997.28 × 3,142.53
  4. Step 4: Simplify right side
    5,795.13x = 25,131,692.32
  5. Step 5: Solve for x
    x = 25,131,692.32/5,795.13
  6. Step 6: Final answer
    x = 4,336.69

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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.