Home / 2,883-4,318.38-2,781.96

Finding the Fourth Proportional to 2,883, 4,318.38 and 2,781.96

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Solution

The fourth proportional to 2,883, 4,318.38 and 2,781.96 is: 4,167.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883 : 4,318.38 = 2,781.96 : x
  2. Step 2: Convert to fraction form
    2,883/4,318.38 = 2,781.96/x
  3. Step 3: Cross multiply
    2,883x = 4,318.38 × 2,781.96
  4. Step 4: Simplify right side
    2,883x = 12,013,560.42
  5. Step 5: Solve for x
    x = 12,013,560.42/2,883
  6. Step 6: Final answer
    x = 4,167.03

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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.