Home / 7,331.42-10,998.12-2,137.25

Finding the Fourth Proportional to 7,331.42, 10,998.12 and 2,137.25

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Solution

The fourth proportional to 7,331.42, 10,998.12 and 2,137.25 is: 3,206.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.42 : 10,998.12 = 2,137.25 : x
  2. Step 2: Convert to fraction form
    7,331.42/10,998.12 = 2,137.25/x
  3. Step 3: Cross multiply
    7,331.42x = 10,998.12 × 2,137.25
  4. Step 4: Simplify right side
    7,331.42x = 23,505,731.97
  5. Step 5: Solve for x
    x = 23,505,731.97/7,331.42
  6. Step 6: Final answer
    x = 3,206.16

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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.