Home / 2,772.29-4,156.22-1,600.96

Finding the Fourth Proportional to 2,772.29, 4,156.22 and 1,600.96

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Solution

The fourth proportional to 2,772.29, 4,156.22 and 1,600.96 is: 2,400.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772.29 : 4,156.22 = 1,600.96 : x
  2. Step 2: Convert to fraction form
    2,772.29/4,156.22 = 1,600.96/x
  3. Step 3: Cross multiply
    2,772.29x = 4,156.22 × 1,600.96
  4. Step 4: Simplify right side
    2,772.29x = 6,653,921.19
  5. Step 5: Solve for x
    x = 6,653,921.19/2,772.29
  6. Step 6: Final answer
    x = 2,400.16

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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.