Home / 2,028.69-3,042.99-730.17

Finding the Fourth Proportional to 2,028.69, 3,042.99 and 730.17

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Solution

The fourth proportional to 2,028.69, 3,042.99 and 730.17 is: 1,095.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.69 : 3,042.99 = 730.17 : x
  2. Step 2: Convert to fraction form
    2,028.69/3,042.99 = 730.17/x
  3. Step 3: Cross multiply
    2,028.69x = 3,042.99 × 730.17
  4. Step 4: Simplify right side
    2,028.69x = 2,221,900.01
  5. Step 5: Solve for x
    x = 2,221,900.01/2,028.69
  6. Step 6: Final answer
    x = 1,095.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.