Home / 1,348.26-2,022.75-482.55

Finding the Fourth Proportional to 1,348.26, 2,022.75 and 482.55

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Solution

The fourth proportional to 1,348.26, 2,022.75 and 482.55 is: 723.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348.26 : 2,022.75 = 482.55 : x
  2. Step 2: Convert to fraction form
    1,348.26/2,022.75 = 482.55/x
  3. Step 3: Cross multiply
    1,348.26x = 2,022.75 × 482.55
  4. Step 4: Simplify right side
    1,348.26x = 976,078.01
  5. Step 5: Solve for x
    x = 976,078.01/1,348.26
  6. Step 6: Final answer
    x = 723.95

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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.