Home / 5,639.80-8,463.36-3,044.56

Finding the Fourth Proportional to 5,639.80, 8,463.36 and 3,044.56

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Solution

The fourth proportional to 5,639.80, 8,463.36 and 3,044.56 is: 4,568.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,639.80 : 8,463.36 = 3,044.56 : x
  2. Step 2: Convert to fraction form
    5,639.80/8,463.36 = 3,044.56/x
  3. Step 3: Cross multiply
    5,639.80x = 8,463.36 × 3,044.56
  4. Step 4: Simplify right side
    5,639.80x = 25,767,207.32
  5. Step 5: Solve for x
    x = 25,767,207.32/5,639.80
  6. Step 6: Final answer
    x = 4,568.82

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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.