Home / 7,331.35-10,997.79-2,137.24

Finding the Fourth Proportional to 7,331.35, 10,997.79 and 2,137.24

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Solution

The fourth proportional to 7,331.35, 10,997.79 and 2,137.24 is: 3,206.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.35 : 10,997.79 = 2,137.24 : x
  2. Step 2: Convert to fraction form
    7,331.35/10,997.79 = 2,137.24/x
  3. Step 3: Cross multiply
    7,331.35x = 10,997.79 × 2,137.24
  4. Step 4: Simplify right side
    7,331.35x = 23,504,916.70
  5. Step 5: Solve for x
    x = 23,504,916.70/7,331.35
  6. Step 6: Final answer
    x = 3,206.08

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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.