Home / 2,246.66-3,367.45-1,148.70

Finding the Fourth Proportional to 2,246.66, 3,367.45 and 1,148.70

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Solution

The fourth proportional to 2,246.66, 3,367.45 and 1,148.70 is: 1,721.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.66 : 3,367.45 = 1,148.70 : x
  2. Step 2: Convert to fraction form
    2,246.66/3,367.45 = 1,148.70/x
  3. Step 3: Cross multiply
    2,246.66x = 3,367.45 × 1,148.70
  4. Step 4: Simplify right side
    2,246.66x = 3,868,189.82
  5. Step 5: Solve for x
    x = 3,868,189.82/2,246.66
  6. Step 6: Final answer
    x = 1,721.75

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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.