Home / 3,519.99-4,858.38-2,028.17

Finding the Fourth Proportional to 3,519.99, 4,858.38 and 2,028.17

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Solution

The fourth proportional to 3,519.99, 4,858.38 and 2,028.17 is: 2,799.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.99 : 4,858.38 = 2,028.17 : x
  2. Step 2: Convert to fraction form
    3,519.99/4,858.38 = 2,028.17/x
  3. Step 3: Cross multiply
    3,519.99x = 4,858.38 × 2,028.17
  4. Step 4: Simplify right side
    3,519.99x = 9,853,632.71
  5. Step 5: Solve for x
    x = 9,853,632.71/3,519.99
  6. Step 6: Final answer
    x = 2,799.34

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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.