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Finding the Fourth Proportional to 2,672.73, 4,008.47 and 2,541.02

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Solution

The fourth proportional to 2,672.73, 4,008.47 and 2,541.02 is: 3,810.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672.73 : 4,008.47 = 2,541.02 : x
  2. Step 2: Convert to fraction form
    2,672.73/4,008.47 = 2,541.02/x
  3. Step 3: Cross multiply
    2,672.73x = 4,008.47 × 2,541.02
  4. Step 4: Simplify right side
    2,672.73x = 10,185,569.69
  5. Step 5: Solve for x
    x = 10,185,569.69/2,672.73
  6. Step 6: Final answer
    x = 3,810.92

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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.