Home / 1,825.44-2,736.76-1,207.61

Finding the Fourth Proportional to 1,825.44, 2,736.76 and 1,207.61

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Solution

The fourth proportional to 1,825.44, 2,736.76 and 1,207.61 is: 1,810.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825.44 : 2,736.76 = 1,207.61 : x
  2. Step 2: Convert to fraction form
    1,825.44/2,736.76 = 1,207.61/x
  3. Step 3: Cross multiply
    1,825.44x = 2,736.76 × 1,207.61
  4. Step 4: Simplify right side
    1,825.44x = 3,304,938.74
  5. Step 5: Solve for x
    x = 3,304,938.74/1,825.44
  6. Step 6: Final answer
    x = 1,810.49

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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.