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Finding the Fourth Proportional to 3,600.02, 4,968.47 and 2,028.22

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Solution

The fourth proportional to 3,600.02, 4,968.47 and 2,028.22 is: 2,799.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.02 : 4,968.47 = 2,028.22 : x
  2. Step 2: Convert to fraction form
    3,600.02/4,968.47 = 2,028.22/x
  3. Step 3: Cross multiply
    3,600.02x = 4,968.47 × 2,028.22
  4. Step 4: Simplify right side
    3,600.02x = 10,077,150.22
  5. Step 5: Solve for x
    x = 10,077,150.22/3,600.02
  6. Step 6: Final answer
    x = 2,799.19

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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.