Home / 8,647.33-11,932.82-5,110.87

Finding the Fourth Proportional to 8,647.33, 11,932.82 and 5,110.87

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Solution

The fourth proportional to 8,647.33, 11,932.82 and 5,110.87 is: 7,052.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,647.33 : 11,932.82 = 5,110.87 : x
  2. Step 2: Convert to fraction form
    8,647.33/11,932.82 = 5,110.87/x
  3. Step 3: Cross multiply
    8,647.33x = 11,932.82 × 5,110.87
  4. Step 4: Simplify right side
    8,647.33x = 60,987,032.09
  5. Step 5: Solve for x
    x = 60,987,032.09/8,647.33
  6. Step 6: Final answer
    x = 7,052.70

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1.5x scale

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.