Home / 1,634.73-2,256.04-926.57

Finding the Fourth Proportional to 1,634.73, 2,256.04 and 926.57

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Solution

The fourth proportional to 1,634.73, 2,256.04 and 926.57 is: 1,278.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634.73 : 2,256.04 = 926.57 : x
  2. Step 2: Convert to fraction form
    1,634.73/2,256.04 = 926.57/x
  3. Step 3: Cross multiply
    1,634.73x = 2,256.04 × 926.57
  4. Step 4: Simplify right side
    1,634.73x = 2,090,365.39
  5. Step 5: Solve for x
    x = 2,090,365.39/1,634.73
  6. Step 6: Final answer
    x = 1,278.72

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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.