Home / 3,227.43-4,841.65-1,378.56

Finding the Fourth Proportional to 3,227.43, 4,841.65 and 1,378.56

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Solution

The fourth proportional to 3,227.43, 4,841.65 and 1,378.56 is: 2,068.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.43 : 4,841.65 = 1,378.56 : x
  2. Step 2: Convert to fraction form
    3,227.43/4,841.65 = 1,378.56/x
  3. Step 3: Cross multiply
    3,227.43x = 4,841.65 × 1,378.56
  4. Step 4: Simplify right side
    3,227.43x = 6,674,480.82
  5. Step 5: Solve for x
    x = 6,674,480.82/3,227.43
  6. Step 6: Final answer
    x = 2,068.05

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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.