Home / 2,243.14-3,364.71-945.70

Finding the Fourth Proportional to 2,243.14, 3,364.71 and 945.70

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Solution

The fourth proportional to 2,243.14, 3,364.71 and 945.70 is: 1,418.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,243.14 : 3,364.71 = 945.70 : x
  2. Step 2: Convert to fraction form
    2,243.14/3,364.71 = 945.70/x
  3. Step 3: Cross multiply
    2,243.14x = 3,364.71 × 945.70
  4. Step 4: Simplify right side
    2,243.14x = 3,182,006.25
  5. Step 5: Solve for x
    x = 3,182,006.25/2,243.14
  6. Step 6: Final answer
    x = 1,418.55

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1.5x scale

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.