Home / 3,745.23-5,168.41-2,066.74

Finding the Fourth Proportional to 3,745.23, 5,168.41 and 2,066.74

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Solution

The fourth proportional to 3,745.23, 5,168.41 and 2,066.74 is: 2,852.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.23 : 5,168.41 = 2,066.74 : x
  2. Step 2: Convert to fraction form
    3,745.23/5,168.41 = 2,066.74/x
  3. Step 3: Cross multiply
    3,745.23x = 5,168.41 × 2,066.74
  4. Step 4: Simplify right side
    3,745.23x = 10,681,759.68
  5. Step 5: Solve for x
    x = 10,681,759.68/3,745.23
  6. Step 6: Final answer
    x = 2,852.10

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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.