Home / 7,329.35-10,984.77-3,997.55

Finding the Fourth Proportional to 7,329.35, 10,984.77 and 3,997.55

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Solution

The fourth proportional to 7,329.35, 10,984.77 and 3,997.55 is: 5,991.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329.35 : 10,984.77 = 3,997.55 : x
  2. Step 2: Convert to fraction form
    7,329.35/10,984.77 = 3,997.55/x
  3. Step 3: Cross multiply
    7,329.35x = 10,984.77 × 3,997.55
  4. Step 4: Simplify right side
    7,329.35x = 43,912,112.39
  5. Step 5: Solve for x
    x = 43,912,112.39/7,329.35
  6. Step 6: Final answer
    x = 5,991.27

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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.