Home / 3,449.49-5,159.73-2,908

Finding the Fourth Proportional to 3,449.49, 5,159.73 and 2,908

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Solution

The fourth proportional to 3,449.49, 5,159.73 and 2,908 is: 4,349.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449.49 : 5,159.73 = 2,908 : x
  2. Step 2: Convert to fraction form
    3,449.49/5,159.73 = 2,908/x
  3. Step 3: Cross multiply
    3,449.49x = 5,159.73 × 2,908
  4. Step 4: Simplify right side
    3,449.49x = 15,004,494.84
  5. Step 5: Solve for x
    x = 15,004,494.84/3,449.49
  6. Step 6: Final answer
    x = 4,349.77

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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.