Home / 2,877.75-4,318.10-1,233.86

Finding the Fourth Proportional to 2,877.75, 4,318.10 and 1,233.86

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Solution

The fourth proportional to 2,877.75, 4,318.10 and 1,233.86 is: 1,851.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877.75 : 4,318.10 = 1,233.86 : x
  2. Step 2: Convert to fraction form
    2,877.75/4,318.10 = 1,233.86/x
  3. Step 3: Cross multiply
    2,877.75x = 4,318.10 × 1,233.86
  4. Step 4: Simplify right side
    2,877.75x = 5,327,903.11
  5. Step 5: Solve for x
    x = 5,327,903.11/2,877.75
  6. Step 6: Final answer
    x = 1,851.41

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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.