Home / 3,529.77-4,869.88-2,202.99

Finding the Fourth Proportional to 3,529.77, 4,869.88 and 2,202.99

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Solution

The fourth proportional to 3,529.77, 4,869.88 and 2,202.99 is: 3,039.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.77 : 4,869.88 = 2,202.99 : x
  2. Step 2: Convert to fraction form
    3,529.77/4,869.88 = 2,202.99/x
  3. Step 3: Cross multiply
    3,529.77x = 4,869.88 × 2,202.99
  4. Step 4: Simplify right side
    3,529.77x = 10,728,296.94
  5. Step 5: Solve for x
    x = 10,728,296.94/3,529.77
  6. Step 6: Final answer
    x = 3,039.38

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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.