Home / 2,313.28-3,192.82-1,473.78

Finding the Fourth Proportional to 2,313.28, 3,192.82 and 1,473.78

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Solution

The fourth proportional to 2,313.28, 3,192.82 and 1,473.78 is: 2,034.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313.28 : 3,192.82 = 1,473.78 : x
  2. Step 2: Convert to fraction form
    2,313.28/3,192.82 = 1,473.78/x
  3. Step 3: Cross multiply
    2,313.28x = 3,192.82 × 1,473.78
  4. Step 4: Simplify right side
    2,313.28x = 4,705,504.59
  5. Step 5: Solve for x
    x = 4,705,504.59/2,313.28
  6. Step 6: Final answer
    x = 2,034.13

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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.