Home / 2,774.17-4,162.20-1,474.75

Finding the Fourth Proportional to 2,774.17, 4,162.20 and 1,474.75

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Solution

The fourth proportional to 2,774.17, 4,162.20 and 1,474.75 is: 2,212.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774.17 : 4,162.20 = 1,474.75 : x
  2. Step 2: Convert to fraction form
    2,774.17/4,162.20 = 1,474.75/x
  3. Step 3: Cross multiply
    2,774.17x = 4,162.20 × 1,474.75
  4. Step 4: Simplify right side
    2,774.17x = 6,138,204.45
  5. Step 5: Solve for x
    x = 6,138,204.45/2,774.17
  6. Step 6: Final answer
    x = 2,212.63

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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.