Home / 5,928.05-8,180.78-3,275.43

Finding the Fourth Proportional to 5,928.05, 8,180.78 and 3,275.43

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Solution

The fourth proportional to 5,928.05, 8,180.78 and 3,275.43 is: 4,520.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,928.05 : 8,180.78 = 3,275.43 : x
  2. Step 2: Convert to fraction form
    5,928.05/8,180.78 = 3,275.43/x
  3. Step 3: Cross multiply
    5,928.05x = 8,180.78 × 3,275.43
  4. Step 4: Simplify right side
    5,928.05x = 26,795,555.86
  5. Step 5: Solve for x
    x = 26,795,555.86/5,928.05
  6. Step 6: Final answer
    x = 4,520.13

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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.