Home / 1,936.76-2,672.52-1,097.36

Finding the Fourth Proportional to 1,936.76, 2,672.52 and 1,097.36

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Solution

The fourth proportional to 1,936.76, 2,672.52 and 1,097.36 is: 1,514.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.76 : 2,672.52 = 1,097.36 : x
  2. Step 2: Convert to fraction form
    1,936.76/2,672.52 = 1,097.36/x
  3. Step 3: Cross multiply
    1,936.76x = 2,672.52 × 1,097.36
  4. Step 4: Simplify right side
    1,936.76x = 2,932,716.55
  5. Step 5: Solve for x
    x = 2,932,716.55/1,936.76
  6. Step 6: Final answer
    x = 1,514.24

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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.