Home / 3,745.22-5,168.36-2,066.63

Finding the Fourth Proportional to 3,745.22, 5,168.36 and 2,066.63

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Solution

The fourth proportional to 3,745.22, 5,168.36 and 2,066.63 is: 2,851.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.22 : 5,168.36 = 2,066.63 : x
  2. Step 2: Convert to fraction form
    3,745.22/5,168.36 = 2,066.63/x
  3. Step 3: Cross multiply
    3,745.22x = 5,168.36 × 2,066.63
  4. Step 4: Simplify right side
    3,745.22x = 10,681,077.49
  5. Step 5: Solve for x
    x = 10,681,077.49/3,745.22
  6. Step 6: Final answer
    x = 2,851.92

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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.