Home / 1,341.27-1,863.35-1,329.26

Finding the Fourth Proportional to 1,341.27, 1,863.35 and 1,329.26

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Solution

The fourth proportional to 1,341.27, 1,863.35 and 1,329.26 is: 1,846.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.27 : 1,863.35 = 1,329.26 : x
  2. Step 2: Convert to fraction form
    1,341.27/1,863.35 = 1,329.26/x
  3. Step 3: Cross multiply
    1,341.27x = 1,863.35 × 1,329.26
  4. Step 4: Simplify right side
    1,341.27x = 2,476,860.66
  5. Step 5: Solve for x
    x = 2,476,860.66/1,341.27
  6. Step 6: Final answer
    x = 1,846.65

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.