Home / 2,296.26-3,168.87-1,248.33

Finding the Fourth Proportional to 2,296.26, 3,168.87 and 1,248.33

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Solution

The fourth proportional to 2,296.26, 3,168.87 and 1,248.33 is: 1,722.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296.26 : 3,168.87 = 1,248.33 : x
  2. Step 2: Convert to fraction form
    2,296.26/3,168.87 = 1,248.33/x
  3. Step 3: Cross multiply
    2,296.26x = 3,168.87 × 1,248.33
  4. Step 4: Simplify right side
    2,296.26x = 3,955,795.49
  5. Step 5: Solve for x
    x = 3,955,795.49/2,296.26
  6. Step 6: Final answer
    x = 1,722.71

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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.