Home / 2,126.25-2,934.23-1,194.75

Finding the Fourth Proportional to 2,126.25, 2,934.23 and 1,194.75

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Solution

The fourth proportional to 2,126.25, 2,934.23 and 1,194.75 is: 1,648.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126.25 : 2,934.23 = 1,194.75 : x
  2. Step 2: Convert to fraction form
    2,126.25/2,934.23 = 1,194.75/x
  3. Step 3: Cross multiply
    2,126.25x = 2,934.23 × 1,194.75
  4. Step 4: Simplify right side
    2,126.25x = 3,505,665.32
  5. Step 5: Solve for x
    x = 3,505,665.32/2,126.25
  6. Step 6: Final answer
    x = 1,648.76

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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.