Home / 3,600.69-4,969.05-2,028.84

Finding the Fourth Proportional to 3,600.69, 4,969.05 and 2,028.84

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Solution

The fourth proportional to 3,600.69, 4,969.05 and 2,028.84 is: 2,799.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.69 : 4,969.05 = 2,028.84 : x
  2. Step 2: Convert to fraction form
    3,600.69/4,969.05 = 2,028.84/x
  3. Step 3: Cross multiply
    3,600.69x = 4,969.05 × 2,028.84
  4. Step 4: Simplify right side
    3,600.69x = 10,081,407.40
  5. Step 5: Solve for x
    x = 10,081,407.40/3,600.69
  6. Step 6: Final answer
    x = 2,799.85

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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.