Home / 3,686.25-5,550.21-3,250.29

Finding the Fourth Proportional to 3,686.25, 5,550.21 and 3,250.29

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Solution

The fourth proportional to 3,686.25, 5,550.21 and 3,250.29 is: 4,893.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686.25 : 5,550.21 = 3,250.29 : x
  2. Step 2: Convert to fraction form
    3,686.25/5,550.21 = 3,250.29/x
  3. Step 3: Cross multiply
    3,686.25x = 5,550.21 × 3,250.29
  4. Step 4: Simplify right side
    3,686.25x = 18,039,792.06
  5. Step 5: Solve for x
    x = 18,039,792.06/3,686.25
  6. Step 6: Final answer
    x = 4,893.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.