Home / 8,394.09-12,595.29-3,952.11

Finding the Fourth Proportional to 8,394.09, 12,595.29 and 3,952.11

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Solution

The fourth proportional to 8,394.09, 12,595.29 and 3,952.11 is: 5,930.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394.09 : 12,595.29 = 3,952.11 : x
  2. Step 2: Convert to fraction form
    8,394.09/12,595.29 = 3,952.11/x
  3. Step 3: Cross multiply
    8,394.09x = 12,595.29 × 3,952.11
  4. Step 4: Simplify right side
    8,394.09x = 49,777,971.56
  5. Step 5: Solve for x
    x = 49,777,971.56/8,394.09
  6. Step 6: Final answer
    x = 5,930.12

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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.