Home / 3,380.24-4,664.70-1,867.82

Finding the Fourth Proportional to 3,380.24, 4,664.70 and 1,867.82

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Solution

The fourth proportional to 3,380.24, 4,664.70 and 1,867.82 is: 2,577.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380.24 : 4,664.70 = 1,867.82 : x
  2. Step 2: Convert to fraction form
    3,380.24/4,664.70 = 1,867.82/x
  3. Step 3: Cross multiply
    3,380.24x = 4,664.70 × 1,867.82
  4. Step 4: Simplify right side
    3,380.24x = 8,712,819.95
  5. Step 5: Solve for x
    x = 8,712,819.95/3,380.24
  6. Step 6: Final answer
    x = 2,577.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.