Home / 9,947.09-14,921.85-3,375.16

Finding the Fourth Proportional to 9,947.09, 14,921.85 and 3,375.16

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Solution

The fourth proportional to 9,947.09, 14,921.85 and 3,375.16 is: 5,063.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,947.09 : 14,921.85 = 3,375.16 : x
  2. Step 2: Convert to fraction form
    9,947.09/14,921.85 = 3,375.16/x
  3. Step 3: Cross multiply
    9,947.09x = 14,921.85 × 3,375.16
  4. Step 4: Simplify right side
    9,947.09x = 50,363,631.25
  5. Step 5: Solve for x
    x = 50,363,631.25/9,947.09
  6. Step 6: Final answer
    x = 5,063.15

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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.