Home / 9,378.44-14,067.26-5,215.82

Finding the Fourth Proportional to 9,378.44, 14,067.26 and 5,215.82

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Solution

The fourth proportional to 9,378.44, 14,067.26 and 5,215.82 is: 7,823.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,378.44 : 14,067.26 = 5,215.82 : x
  2. Step 2: Convert to fraction form
    9,378.44/14,067.26 = 5,215.82/x
  3. Step 3: Cross multiply
    9,378.44x = 14,067.26 × 5,215.82
  4. Step 4: Simplify right side
    9,378.44x = 73,372,296.05
  5. Step 5: Solve for x
    x = 73,372,296.05/9,378.44
  6. Step 6: Final answer
    x = 7,823.51

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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.