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Finding the Fourth Proportional to 2,713.43, 3,744.54 and 1,471.43

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Solution

The fourth proportional to 2,713.43, 3,744.54 and 1,471.43 is: 2,030.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.43 : 3,744.54 = 1,471.43 : x
  2. Step 2: Convert to fraction form
    2,713.43/3,744.54 = 1,471.43/x
  3. Step 3: Cross multiply
    2,713.43x = 3,744.54 × 1,471.43
  4. Step 4: Simplify right side
    2,713.43x = 5,509,828.49
  5. Step 5: Solve for x
    x = 5,509,828.49/2,713.43
  6. Step 6: Final answer
    x = 2,030.58

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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.