Home / 7,240.22-10,843.32-3,530.82

Finding the Fourth Proportional to 7,240.22, 10,843.32 and 3,530.82

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Solution

The fourth proportional to 7,240.22, 10,843.32 and 3,530.82 is: 5,287.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.22 : 10,843.32 = 3,530.82 : x
  2. Step 2: Convert to fraction form
    7,240.22/10,843.32 = 3,530.82/x
  3. Step 3: Cross multiply
    7,240.22x = 10,843.32 × 3,530.82
  4. Step 4: Simplify right side
    7,240.22x = 38,285,811.12
  5. Step 5: Solve for x
    x = 38,285,811.12/7,240.22
  6. Step 6: Final answer
    x = 5,287.93

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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.