Home / 10,772.88-16,157.52-2,982.48

Finding the Fourth Proportional to 10,772.88, 16,157.52 and 2,982.48

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Solution

The fourth proportional to 10,772.88, 16,157.52 and 2,982.48 is: 4,473.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,772.88 : 16,157.52 = 2,982.48 : x
  2. Step 2: Convert to fraction form
    10,772.88/16,157.52 = 2,982.48/x
  3. Step 3: Cross multiply
    10,772.88x = 16,157.52 × 2,982.48
  4. Step 4: Simplify right side
    10,772.88x = 48,189,480.25
  5. Step 5: Solve for x
    x = 48,189,480.25/10,772.88
  6. Step 6: Final answer
    x = 4,473.22

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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.