Home / 3,166.11-4,369.48-1,822.14

Finding the Fourth Proportional to 3,166.11, 4,369.48 and 1,822.14

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Solution

The fourth proportional to 3,166.11, 4,369.48 and 1,822.14 is: 2,514.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.11 : 4,369.48 = 1,822.14 : x
  2. Step 2: Convert to fraction form
    3,166.11/4,369.48 = 1,822.14/x
  3. Step 3: Cross multiply
    3,166.11x = 4,369.48 × 1,822.14
  4. Step 4: Simplify right side
    3,166.11x = 7,961,799.73
  5. Step 5: Solve for x
    x = 7,961,799.73/3,166.11
  6. Step 6: Final answer
    x = 2,514.69

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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.