Home / 8,370.38-12,556.16-2,447.33

Finding the Fourth Proportional to 8,370.38, 12,556.16 and 2,447.33

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Solution

The fourth proportional to 8,370.38, 12,556.16 and 2,447.33 is: 3,671.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,370.38 : 12,556.16 = 2,447.33 : x
  2. Step 2: Convert to fraction form
    8,370.38/12,556.16 = 2,447.33/x
  3. Step 3: Cross multiply
    8,370.38x = 12,556.16 × 2,447.33
  4. Step 4: Simplify right side
    8,370.38x = 30,728,992.04
  5. Step 5: Solve for x
    x = 30,728,992.04/8,370.38
  6. Step 6: Final answer
    x = 3,671.16

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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.