Home / 3,326.78-4,587.17-2,486.07

Finding the Fourth Proportional to 3,326.78, 4,587.17 and 2,486.07

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Solution

The fourth proportional to 3,326.78, 4,587.17 and 2,486.07 is: 3,427.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.78 : 4,587.17 = 2,486.07 : x
  2. Step 2: Convert to fraction form
    3,326.78/4,587.17 = 2,486.07/x
  3. Step 3: Cross multiply
    3,326.78x = 4,587.17 × 2,486.07
  4. Step 4: Simplify right side
    3,326.78x = 11,404,013.29
  5. Step 5: Solve for x
    x = 11,404,013.29/3,326.78
  6. Step 6: Final answer
    x = 3,427.94

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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.