Home / 3,114.30-4,672.22-2,565.33

Finding the Fourth Proportional to 3,114.30, 4,672.22 and 2,565.33

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Solution

The fourth proportional to 3,114.30, 4,672.22 and 2,565.33 is: 3,848.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.30 : 4,672.22 = 2,565.33 : x
  2. Step 2: Convert to fraction form
    3,114.30/4,672.22 = 2,565.33/x
  3. Step 3: Cross multiply
    3,114.30x = 4,672.22 × 2,565.33
  4. Step 4: Simplify right side
    3,114.30x = 11,985,755.79
  5. Step 5: Solve for x
    x = 11,985,755.79/3,114.30
  6. Step 6: Final answer
    x = 3,848.62

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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.