Home / 3,343.07-5,015.25-2,109.04

Finding the Fourth Proportional to 3,343.07, 5,015.25 and 2,109.04

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Solution

The fourth proportional to 3,343.07, 5,015.25 and 2,109.04 is: 3,163.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.07 : 5,015.25 = 2,109.04 : x
  2. Step 2: Convert to fraction form
    3,343.07/5,015.25 = 2,109.04/x
  3. Step 3: Cross multiply
    3,343.07x = 5,015.25 × 2,109.04
  4. Step 4: Simplify right side
    3,343.07x = 10,577,350.32
  5. Step 5: Solve for x
    x = 10,577,350.32/3,343.07
  6. Step 6: Final answer
    x = 3,163.96

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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.