Home / 3,662.28-5,054.22-2,997.18

Finding the Fourth Proportional to 3,662.28, 5,054.22 and 2,997.18

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Solution

The fourth proportional to 3,662.28, 5,054.22 and 2,997.18 is: 4,136.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,662.28 : 5,054.22 = 2,997.18 : x
  2. Step 2: Convert to fraction form
    3,662.28/5,054.22 = 2,997.18/x
  3. Step 3: Cross multiply
    3,662.28x = 5,054.22 × 2,997.18
  4. Step 4: Simplify right side
    3,662.28x = 15,148,407.10
  5. Step 5: Solve for x
    x = 15,148,407.10/3,662.28
  6. Step 6: Final answer
    x = 4,136.33

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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.