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Finding the Fourth Proportional to 8,795.83, 12,135.22 and 5,016.26

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Solution

The fourth proportional to 8,795.83, 12,135.22 and 5,016.26 is: 6,920.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795.83 : 12,135.22 = 5,016.26 : x
  2. Step 2: Convert to fraction form
    8,795.83/12,135.22 = 5,016.26/x
  3. Step 3: Cross multiply
    8,795.83x = 12,135.22 × 5,016.26
  4. Step 4: Simplify right side
    8,795.83x = 60,873,418.68
  5. Step 5: Solve for x
    x = 60,873,418.68/8,795.83
  6. Step 6: Final answer
    x = 6,920.71

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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.