Home / 3,637.26-5,019.97-2,221.77

Finding the Fourth Proportional to 3,637.26, 5,019.97 and 2,221.77

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Solution

The fourth proportional to 3,637.26, 5,019.97 and 2,221.77 is: 3,066.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.26 : 5,019.97 = 2,221.77 : x
  2. Step 2: Convert to fraction form
    3,637.26/5,019.97 = 2,221.77/x
  3. Step 3: Cross multiply
    3,637.26x = 5,019.97 × 2,221.77
  4. Step 4: Simplify right side
    3,637.26x = 11,153,213.19
  5. Step 5: Solve for x
    x = 11,153,213.19/3,637.26
  6. Step 6: Final answer
    x = 3,066.38

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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.