Home / 2,326.11-3,486.32-1,286.07

Finding the Fourth Proportional to 2,326.11, 3,486.32 and 1,286.07

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Solution

The fourth proportional to 2,326.11, 3,486.32 and 1,286.07 is: 1,927.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326.11 : 3,486.32 = 1,286.07 : x
  2. Step 2: Convert to fraction form
    2,326.11/3,486.32 = 1,286.07/x
  3. Step 3: Cross multiply
    2,326.11x = 3,486.32 × 1,286.07
  4. Step 4: Simplify right side
    2,326.11x = 4,483,651.56
  5. Step 5: Solve for x
    x = 4,483,651.56/2,326.11
  6. Step 6: Final answer
    x = 1,927.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.