Home / 2,304.29-3,178.96-1,359.71

Finding the Fourth Proportional to 2,304.29, 3,178.96 and 1,359.71

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Solution

The fourth proportional to 2,304.29, 3,178.96 and 1,359.71 is: 1,875.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304.29 : 3,178.96 = 1,359.71 : x
  2. Step 2: Convert to fraction form
    2,304.29/3,178.96 = 1,359.71/x
  3. Step 3: Cross multiply
    2,304.29x = 3,178.96 × 1,359.71
  4. Step 4: Simplify right side
    2,304.29x = 4,322,463.70
  5. Step 5: Solve for x
    x = 4,322,463.70/2,304.29
  6. Step 6: Final answer
    x = 1,875.83

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1.5x scale

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.