Home / 2,313.88-3,192.25-1,474.43

Finding the Fourth Proportional to 2,313.88, 3,192.25 and 1,474.43

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Solution

The fourth proportional to 2,313.88, 3,192.25 and 1,474.43 is: 2,034.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313.88 : 3,192.25 = 1,474.43 : x
  2. Step 2: Convert to fraction form
    2,313.88/3,192.25 = 1,474.43/x
  3. Step 3: Cross multiply
    2,313.88x = 3,192.25 × 1,474.43
  4. Step 4: Simplify right side
    2,313.88x = 4,706,729.52
  5. Step 5: Solve for x
    x = 4,706,729.52/2,313.88
  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.