Home / 5,440.47-7,514.01-3,669

Finding the Fourth Proportional to 5,440.47, 7,514.01 and 3,669

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Solution

The fourth proportional to 5,440.47, 7,514.01 and 3,669 is: 5,067.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.47 : 7,514.01 = 3,669 : x
  2. Step 2: Convert to fraction form
    5,440.47/7,514.01 = 3,669/x
  3. Step 3: Cross multiply
    5,440.47x = 7,514.01 × 3,669
  4. Step 4: Simplify right side
    5,440.47x = 27,568,902.69
  5. Step 5: Solve for x
    x = 27,568,902.69/5,440.47
  6. Step 6: Final answer
    x = 5,067.38

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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.