Home / 3,769.02-5,201.28-2,277

Finding the Fourth Proportional to 3,769.02, 5,201.28 and 2,277

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Solution

The fourth proportional to 3,769.02, 5,201.28 and 2,277 is: 3,142.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.02 : 5,201.28 = 2,277 : x
  2. Step 2: Convert to fraction form
    3,769.02/5,201.28 = 2,277/x
  3. Step 3: Cross multiply
    3,769.02x = 5,201.28 × 2,277
  4. Step 4: Simplify right side
    3,769.02x = 11,843,314.56
  5. Step 5: Solve for x
    x = 11,843,314.56/3,769.02
  6. Step 6: Final answer
    x = 3,142.28

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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.