Home / 3,340.66-5,011.26-1,149.39

Finding the Fourth Proportional to 3,340.66, 5,011.26 and 1,149.39

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Solution

The fourth proportional to 3,340.66, 5,011.26 and 1,149.39 is: 1,724.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.66 : 5,011.26 = 1,149.39 : x
  2. Step 2: Convert to fraction form
    3,340.66/5,011.26 = 1,149.39/x
  3. Step 3: Cross multiply
    3,340.66x = 5,011.26 × 1,149.39
  4. Step 4: Simplify right side
    3,340.66x = 5,759,892.13
  5. Step 5: Solve for x
    x = 5,759,892.13/3,340.66
  6. Step 6: Final answer
    x = 1,724.18

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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.