Home / 3,251.10-4,877.31-1,059.66

Finding the Fourth Proportional to 3,251.10, 4,877.31 and 1,059.66

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Solution

The fourth proportional to 3,251.10, 4,877.31 and 1,059.66 is: 1,589.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.10 : 4,877.31 = 1,059.66 : x
  2. Step 2: Convert to fraction form
    3,251.10/4,877.31 = 1,059.66/x
  3. Step 3: Cross multiply
    3,251.10x = 4,877.31 × 1,059.66
  4. Step 4: Simplify right side
    3,251.10x = 5,168,290.31
  5. Step 5: Solve for x
    x = 5,168,290.31/3,251.10
  6. Step 6: Final answer
    x = 1,589.71

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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.