Home / 3,344.51-5,015.05-1,122.57

Finding the Fourth Proportional to 3,344.51, 5,015.05 and 1,122.57

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Solution

The fourth proportional to 3,344.51, 5,015.05 and 1,122.57 is: 1,683.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,344.51 : 5,015.05 = 1,122.57 : x
  2. Step 2: Convert to fraction form
    3,344.51/5,015.05 = 1,122.57/x
  3. Step 3: Cross multiply
    3,344.51x = 5,015.05 × 1,122.57
  4. Step 4: Simplify right side
    3,344.51x = 5,629,757.22
  5. Step 5: Solve for x
    x = 5,629,757.22/3,344.51
  6. Step 6: Final answer
    x = 1,683.29

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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.