Home / 11,378.49-17,067.74-4,448.13

Finding the Fourth Proportional to 11,378.49, 17,067.74 and 4,448.13

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Solution

The fourth proportional to 11,378.49, 17,067.74 and 4,448.13 is: 6,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,378.49 : 17,067.74 = 4,448.13 : x
  2. Step 2: Convert to fraction form
    11,378.49/17,067.74 = 4,448.13/x
  3. Step 3: Cross multiply
    11,378.49x = 17,067.74 × 4,448.13
  4. Step 4: Simplify right side
    11,378.49x = 75,919,526.33
  5. Step 5: Solve for x
    x = 75,919,526.33/11,378.49
  6. Step 6: Final answer
    x = 6,672.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.