Home / 3,751.37-5,629.48-2,111.12

Finding the Fourth Proportional to 3,751.37, 5,629.48 and 2,111.12

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Solution

The fourth proportional to 3,751.37, 5,629.48 and 2,111.12 is: 3,168.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.37 : 5,629.48 = 2,111.12 : x
  2. Step 2: Convert to fraction form
    3,751.37/5,629.48 = 2,111.12/x
  3. Step 3: Cross multiply
    3,751.37x = 5,629.48 × 2,111.12
  4. Step 4: Simplify right side
    3,751.37x = 11,884,474.39
  5. Step 5: Solve for x
    x = 11,884,474.39/3,751.37
  6. Step 6: Final answer
    x = 3,168.04

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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.