Home / 3,331.16-4,995.66-1,139.84

Finding the Fourth Proportional to 3,331.16, 4,995.66 and 1,139.84

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Solution

The fourth proportional to 3,331.16, 4,995.66 and 1,139.84 is: 1,709.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331.16 : 4,995.66 = 1,139.84 : x
  2. Step 2: Convert to fraction form
    3,331.16/4,995.66 = 1,139.84/x
  3. Step 3: Cross multiply
    3,331.16x = 4,995.66 × 1,139.84
  4. Step 4: Simplify right side
    3,331.16x = 5,694,253.09
  5. Step 5: Solve for x
    x = 5,694,253.09/3,331.16
  6. Step 6: Final answer
    x = 1,709.39

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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.