Home / 3,600.41-4,969.02-2,028.80

Finding the Fourth Proportional to 3,600.41, 4,969.02 and 2,028.80

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Solution

The fourth proportional to 3,600.41, 4,969.02 and 2,028.80 is: 2,800.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.41 : 4,969.02 = 2,028.80 : x
  2. Step 2: Convert to fraction form
    3,600.41/4,969.02 = 2,028.80/x
  3. Step 3: Cross multiply
    3,600.41x = 4,969.02 × 2,028.80
  4. Step 4: Simplify right side
    3,600.41x = 10,081,147.78
  5. Step 5: Solve for x
    x = 10,081,147.78/3,600.41
  6. Step 6: Final answer
    x = 2,800.00

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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.