Home / 1,394.73-1,923.80-1,062.41

Finding the Fourth Proportional to 1,394.73, 1,923.80 and 1,062.41

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Solution

The fourth proportional to 1,394.73, 1,923.80 and 1,062.41 is: 1,465.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394.73 : 1,923.80 = 1,062.41 : x
  2. Step 2: Convert to fraction form
    1,394.73/1,923.80 = 1,062.41/x
  3. Step 3: Cross multiply
    1,394.73x = 1,923.80 × 1,062.41
  4. Step 4: Simplify right side
    1,394.73x = 2,043,849.43
  5. Step 5: Solve for x
    x = 2,043,849.43/1,394.73
  6. Step 6: Final answer
    x = 1,465.41

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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.