Home / 7,552.10-10,422.03-4,195.22

Finding the Fourth Proportional to 7,552.10, 10,422.03 and 4,195.22

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Solution

The fourth proportional to 7,552.10, 10,422.03 and 4,195.22 is: 5,789.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,552.10 : 10,422.03 = 4,195.22 : x
  2. Step 2: Convert to fraction form
    7,552.10/10,422.03 = 4,195.22/x
  3. Step 3: Cross multiply
    7,552.10x = 10,422.03 × 4,195.22
  4. Step 4: Simplify right side
    7,552.10x = 43,722,682.64
  5. Step 5: Solve for x
    x = 43,722,682.64/7,552.10
  6. Step 6: Final answer
    x = 5,789.48

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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.