Home / 5,048.28-7,571.79-2,712.96

Finding the Fourth Proportional to 5,048.28, 7,571.79 and 2,712.96

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Solution

The fourth proportional to 5,048.28, 7,571.79 and 2,712.96 is: 4,069.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,048.28 : 7,571.79 = 2,712.96 : x
  2. Step 2: Convert to fraction form
    5,048.28/7,571.79 = 2,712.96/x
  3. Step 3: Cross multiply
    5,048.28x = 7,571.79 × 2,712.96
  4. Step 4: Simplify right side
    5,048.28x = 20,541,963.40
  5. Step 5: Solve for x
    x = 20,541,963.40/5,048.28
  6. Step 6: Final answer
    x = 4,069.10

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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.