Home / 3,301.32-4,961.70-2,154.36

Finding the Fourth Proportional to 3,301.32, 4,961.70 and 2,154.36

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Solution

The fourth proportional to 3,301.32, 4,961.70 and 2,154.36 is: 3,237.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.32 : 4,961.70 = 2,154.36 : x
  2. Step 2: Convert to fraction form
    3,301.32/4,961.70 = 2,154.36/x
  3. Step 3: Cross multiply
    3,301.32x = 4,961.70 × 2,154.36
  4. Step 4: Simplify right side
    3,301.32x = 10,689,288.01
  5. Step 5: Solve for x
    x = 10,689,288.01/3,301.32
  6. Step 6: Final answer
    x = 3,237.88

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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.