Home / 2,772.13-4,157.10-1,016.61

Finding the Fourth Proportional to 2,772.13, 4,157.10 and 1,016.61

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Solution

The fourth proportional to 2,772.13, 4,157.10 and 1,016.61 is: 1,524.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772.13 : 4,157.10 = 1,016.61 : x
  2. Step 2: Convert to fraction form
    2,772.13/4,157.10 = 1,016.61/x
  3. Step 3: Cross multiply
    2,772.13x = 4,157.10 × 1,016.61
  4. Step 4: Simplify right side
    2,772.13x = 4,226,153.24
  5. Step 5: Solve for x
    x = 4,226,153.24/2,772.13
  6. Step 6: Final answer
    x = 1,524.51

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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.