Home / 5,772.01-7,965.36-3,119.41

Finding the Fourth Proportional to 5,772.01, 7,965.36 and 3,119.41

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Solution

The fourth proportional to 5,772.01, 7,965.36 and 3,119.41 is: 4,304.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,772.01 : 7,965.36 = 3,119.41 : x
  2. Step 2: Convert to fraction form
    5,772.01/7,965.36 = 3,119.41/x
  3. Step 3: Cross multiply
    5,772.01x = 7,965.36 × 3,119.41
  4. Step 4: Simplify right side
    5,772.01x = 24,847,223.64
  5. Step 5: Solve for x
    x = 24,847,223.64/5,772.01
  6. Step 6: Final answer
    x = 4,304.78

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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.