Home / 3,669.09-5,067.53-2,488.11

Finding the Fourth Proportional to 3,669.09, 5,067.53 and 2,488.11

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Solution

The fourth proportional to 3,669.09, 5,067.53 and 2,488.11 is: 3,436.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.09 : 5,067.53 = 2,488.11 : x
  2. Step 2: Convert to fraction form
    3,669.09/5,067.53 = 2,488.11/x
  3. Step 3: Cross multiply
    3,669.09x = 5,067.53 × 2,488.11
  4. Step 4: Simplify right side
    3,669.09x = 12,608,559.63
  5. Step 5: Solve for x
    x = 12,608,559.63/3,669.09
  6. Step 6: Final answer
    x = 3,436.43

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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.