Home / 3,745.29-5,168.45-2,066.87

Finding the Fourth Proportional to 3,745.29, 5,168.45 and 2,066.87

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Solution

The fourth proportional to 3,745.29, 5,168.45 and 2,066.87 is: 2,852.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.29 : 5,168.45 = 2,066.87 : x
  2. Step 2: Convert to fraction form
    3,745.29/5,168.45 = 2,066.87/x
  3. Step 3: Cross multiply
    3,745.29x = 5,168.45 × 2,066.87
  4. Step 4: Simplify right side
    3,745.29x = 10,682,478.07
  5. Step 5: Solve for x
    x = 10,682,478.07/3,745.29
  6. Step 6: Final answer
    x = 2,852.24

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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.