Home / 1,637.43-2,456.24-541.73

Finding the Fourth Proportional to 1,637.43, 2,456.24 and 541.73

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Solution

The fourth proportional to 1,637.43, 2,456.24 and 541.73 is: 812.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637.43 : 2,456.24 = 541.73 : x
  2. Step 2: Convert to fraction form
    1,637.43/2,456.24 = 541.73/x
  3. Step 3: Cross multiply
    1,637.43x = 2,456.24 × 541.73
  4. Step 4: Simplify right side
    1,637.43x = 1,330,603.91
  5. Step 5: Solve for x
    x = 1,330,603.91/1,637.43
  6. Step 6: Final answer
    x = 812.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.