Home / 7,552.36-10,422.07-4,195.09

Finding the Fourth Proportional to 7,552.36, 10,422.07 and 4,195.09

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Solution

The fourth proportional to 7,552.36, 10,422.07 and 4,195.09 is: 5,789.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,552.36 : 10,422.07 = 4,195.09 : x
  2. Step 2: Convert to fraction form
    7,552.36/10,422.07 = 4,195.09/x
  3. Step 3: Cross multiply
    7,552.36x = 10,422.07 × 4,195.09
  4. Step 4: Simplify right side
    7,552.36x = 43,721,521.64
  5. Step 5: Solve for x
    x = 43,721,521.64/7,552.36
  6. Step 6: Final answer
    x = 5,789.12

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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.