Home / 5,198.04-7,798.95-2,275.56

Finding the Fourth Proportional to 5,198.04, 7,798.95 and 2,275.56

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Solution

The fourth proportional to 5,198.04, 7,798.95 and 2,275.56 is: 3,414.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,198.04 : 7,798.95 = 2,275.56 : x
  2. Step 2: Convert to fraction form
    5,198.04/7,798.95 = 2,275.56/x
  3. Step 3: Cross multiply
    5,198.04x = 7,798.95 × 2,275.56
  4. Step 4: Simplify right side
    5,198.04x = 17,746,978.66
  5. Step 5: Solve for x
    x = 17,746,978.66/5,198.04
  6. Step 6: Final answer
    x = 3,414.17

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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.