Home / 2,541.65-3,812.54-1,372.55

Finding the Fourth Proportional to 2,541.65, 3,812.54 and 1,372.55

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Solution

The fourth proportional to 2,541.65, 3,812.54 and 1,372.55 is: 2,058.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,541.65 : 3,812.54 = 1,372.55 : x
  2. Step 2: Convert to fraction form
    2,541.65/3,812.54 = 1,372.55/x
  3. Step 3: Cross multiply
    2,541.65x = 3,812.54 × 1,372.55
  4. Step 4: Simplify right side
    2,541.65x = 5,232,875.85
  5. Step 5: Solve for x
    x = 5,232,875.85/2,541.65
  6. Step 6: Final answer
    x = 2,058.85

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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.