Home / 6,631.32-9,947.78-2,250.02

Finding the Fourth Proportional to 6,631.32, 9,947.78 and 2,250.02

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Solution

The fourth proportional to 6,631.32, 9,947.78 and 2,250.02 is: 3,375.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631.32 : 9,947.78 = 2,250.02 : x
  2. Step 2: Convert to fraction form
    6,631.32/9,947.78 = 2,250.02/x
  3. Step 3: Cross multiply
    6,631.32x = 9,947.78 × 2,250.02
  4. Step 4: Simplify right side
    6,631.32x = 22,382,703.96
  5. Step 5: Solve for x
    x = 22,382,703.96/6,631.32
  6. Step 6: Final answer
    x = 3,375.30

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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.