Home / 7,328.97-10,997.91-3,170.07

Finding the Fourth Proportional to 7,328.97, 10,997.91 and 3,170.07

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Solution

The fourth proportional to 7,328.97, 10,997.91 and 3,170.07 is: 4,757.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328.97 : 10,997.91 = 3,170.07 : x
  2. Step 2: Convert to fraction form
    7,328.97/10,997.91 = 3,170.07/x
  3. Step 3: Cross multiply
    7,328.97x = 10,997.91 × 3,170.07
  4. Step 4: Simplify right side
    7,328.97x = 34,864,144.55
  5. Step 5: Solve for x
    x = 34,864,144.55/7,328.97
  6. Step 6: Final answer
    x = 4,757.03

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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.