Home / 2,537.79-3,812.19-2,148.59

Finding the Fourth Proportional to 2,537.79, 3,812.19 and 2,148.59

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Solution

The fourth proportional to 2,537.79, 3,812.19 and 2,148.59 is: 3,227.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,537.79 : 3,812.19 = 2,148.59 : x
  2. Step 2: Convert to fraction form
    2,537.79/3,812.19 = 2,148.59/x
  3. Step 3: Cross multiply
    2,537.79x = 3,812.19 × 2,148.59
  4. Step 4: Simplify right side
    2,537.79x = 8,190,833.31
  5. Step 5: Solve for x
    x = 8,190,833.31/2,537.79
  6. Step 6: Final answer
    x = 3,227.55

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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.