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Finding the Fourth Proportional to 3,600.63, 4,968.92 and 2,028.75

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Solution

The fourth proportional to 3,600.63, 4,968.92 and 2,028.75 is: 2,799.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.63 : 4,968.92 = 2,028.75 : x
  2. Step 2: Convert to fraction form
    3,600.63/4,968.92 = 2,028.75/x
  3. Step 3: Cross multiply
    3,600.63x = 4,968.92 × 2,028.75
  4. Step 4: Simplify right side
    3,600.63x = 10,080,686.31
  5. Step 5: Solve for x
    x = 10,080,686.31/3,600.63
  6. Step 6: Final answer
    x = 2,799.70

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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.