Home / 2,342.25-3,514.84-1,247.33

Finding the Fourth Proportional to 2,342.25, 3,514.84 and 1,247.33

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Solution

The fourth proportional to 2,342.25, 3,514.84 and 1,247.33 is: 1,871.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.25 : 3,514.84 = 1,247.33 : x
  2. Step 2: Convert to fraction form
    2,342.25/3,514.84 = 1,247.33/x
  3. Step 3: Cross multiply
    2,342.25x = 3,514.84 × 1,247.33
  4. Step 4: Simplify right side
    2,342.25x = 4,384,171.05
  5. Step 5: Solve for x
    x = 4,384,171.05/2,342.25
  6. Step 6: Final answer
    x = 1,871.78

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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.