Home / 7,161.22-10,758.30-5,086.27

Finding the Fourth Proportional to 7,161.22, 10,758.30 and 5,086.27

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Solution

The fourth proportional to 7,161.22, 10,758.30 and 5,086.27 is: 7,641.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,161.22 : 10,758.30 = 5,086.27 : x
  2. Step 2: Convert to fraction form
    7,161.22/10,758.30 = 5,086.27/x
  3. Step 3: Cross multiply
    7,161.22x = 10,758.30 × 5,086.27
  4. Step 4: Simplify right side
    7,161.22x = 54,719,618.54
  5. Step 5: Solve for x
    x = 54,719,618.54/7,161.22
  6. Step 6: Final answer
    x = 7,641.10

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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.