Home / 10,629.87-15,947.10-3,234.91

Finding the Fourth Proportional to 10,629.87, 15,947.10 and 3,234.91

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Solution

The fourth proportional to 10,629.87, 15,947.10 and 3,234.91 is: 4,853.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,629.87 : 15,947.10 = 3,234.91 : x
  2. Step 2: Convert to fraction form
    10,629.87/15,947.10 = 3,234.91/x
  3. Step 3: Cross multiply
    10,629.87x = 15,947.10 × 3,234.91
  4. Step 4: Simplify right side
    10,629.87x = 51,587,393.39
  5. Step 5: Solve for x
    x = 51,587,393.39/10,629.87
  6. Step 6: Final answer
    x = 4,853.06

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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.