Home / 7,326.23-10,990.10-2,132.10

Finding the Fourth Proportional to 7,326.23, 10,990.10 and 2,132.10

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Solution

The fourth proportional to 7,326.23, 10,990.10 and 2,132.10 is: 3,198.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326.23 : 10,990.10 = 2,132.10 : x
  2. Step 2: Convert to fraction form
    7,326.23/10,990.10 = 2,132.10/x
  3. Step 3: Cross multiply
    7,326.23x = 10,990.10 × 2,132.10
  4. Step 4: Simplify right side
    7,326.23x = 23,431,997.54
  5. Step 5: Solve for x
    x = 23,431,997.54/7,326.23
  6. Step 6: Final answer
    x = 3,198.37

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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.