Home / 3,734.37-5,152.61-2,161.55

Finding the Fourth Proportional to 3,734.37, 5,152.61 and 2,161.55

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Solution

The fourth proportional to 3,734.37, 5,152.61 and 2,161.55 is: 2,982.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.37 : 5,152.61 = 2,161.55 : x
  2. Step 2: Convert to fraction form
    3,734.37/5,152.61 = 2,161.55/x
  3. Step 3: Cross multiply
    3,734.37x = 5,152.61 × 2,161.55
  4. Step 4: Simplify right side
    3,734.37x = 11,137,626.22
  5. Step 5: Solve for x
    x = 11,137,626.22/3,734.37
  6. Step 6: Final answer
    x = 2,982.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.