Home / 2,293.28-3,159.06-1,956.09

Finding the Fourth Proportional to 2,293.28, 3,159.06 and 1,956.09

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Solution

The fourth proportional to 2,293.28, 3,159.06 and 1,956.09 is: 2,694.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.28 : 3,159.06 = 1,956.09 : x
  2. Step 2: Convert to fraction form
    2,293.28/3,159.06 = 1,956.09/x
  3. Step 3: Cross multiply
    2,293.28x = 3,159.06 × 1,956.09
  4. Step 4: Simplify right side
    2,293.28x = 6,179,403.42
  5. Step 5: Solve for x
    x = 6,179,403.42/2,293.28
  6. Step 6: Final answer
    x = 2,694.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.