Home / 3,716.32-5,579.94-1,769.92

Finding the Fourth Proportional to 3,716.32, 5,579.94 and 1,769.92

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Solution

The fourth proportional to 3,716.32, 5,579.94 and 1,769.92 is: 2,657.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.32 : 5,579.94 = 1,769.92 : x
  2. Step 2: Convert to fraction form
    3,716.32/5,579.94 = 1,769.92/x
  3. Step 3: Cross multiply
    3,716.32x = 5,579.94 × 1,769.92
  4. Step 4: Simplify right side
    3,716.32x = 9,876,047.40
  5. Step 5: Solve for x
    x = 9,876,047.40/3,716.32
  6. Step 6: Final answer
    x = 2,657.48

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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.