Home / 1,881.97-2,596.92-1,042.56

Finding the Fourth Proportional to 1,881.97, 2,596.92 and 1,042.56

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Solution

The fourth proportional to 1,881.97, 2,596.92 and 1,042.56 is: 1,438.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881.97 : 2,596.92 = 1,042.56 : x
  2. Step 2: Convert to fraction form
    1,881.97/2,596.92 = 1,042.56/x
  3. Step 3: Cross multiply
    1,881.97x = 2,596.92 × 1,042.56
  4. Step 4: Simplify right side
    1,881.97x = 2,707,444.92
  5. Step 5: Solve for x
    x = 2,707,444.92/1,881.97
  6. Step 6: Final answer
    x = 1,438.62

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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.