Home / 2,736.28-3,776.22-1,617.87

Finding the Fourth Proportional to 2,736.28, 3,776.22 and 1,617.87

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Solution

The fourth proportional to 2,736.28, 3,776.22 and 1,617.87 is: 2,232.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.28 : 3,776.22 = 1,617.87 : x
  2. Step 2: Convert to fraction form
    2,736.28/3,776.22 = 1,617.87/x
  3. Step 3: Cross multiply
    2,736.28x = 3,776.22 × 1,617.87
  4. Step 4: Simplify right side
    2,736.28x = 6,109,447.21
  5. Step 5: Solve for x
    x = 6,109,447.21/2,736.28
  6. Step 6: Final answer
    x = 2,232.76

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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.