Home / 7,270.12-10,906.62-3,575.08

Finding the Fourth Proportional to 7,270.12, 10,906.62 and 3,575.08

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Solution

The fourth proportional to 7,270.12, 10,906.62 and 3,575.08 is: 5,363.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270.12 : 10,906.62 = 3,575.08 : x
  2. Step 2: Convert to fraction form
    7,270.12/10,906.62 = 3,575.08/x
  3. Step 3: Cross multiply
    7,270.12x = 10,906.62 × 3,575.08
  4. Step 4: Simplify right side
    7,270.12x = 38,992,039.03
  5. Step 5: Solve for x
    x = 38,992,039.03/7,270.12
  6. Step 6: Final answer
    x = 5,363.33

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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.