Home / 3,518.30-4,854.66-2,192.42

Finding the Fourth Proportional to 3,518.30, 4,854.66 and 2,192.42

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Solution

The fourth proportional to 3,518.30, 4,854.66 and 2,192.42 is: 3,025.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.30 : 4,854.66 = 2,192.42 : x
  2. Step 2: Convert to fraction form
    3,518.30/4,854.66 = 2,192.42/x
  3. Step 3: Cross multiply
    3,518.30x = 4,854.66 × 2,192.42
  4. Step 4: Simplify right side
    3,518.30x = 10,643,453.68
  5. Step 5: Solve for x
    x = 10,643,453.68/3,518.30
  6. Step 6: Final answer
    x = 3,025.17

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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.