Home / 1,849.03-2,551.20-1,186.79

Finding the Fourth Proportional to 1,849.03, 2,551.20 and 1,186.79

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Solution

The fourth proportional to 1,849.03, 2,551.20 and 1,186.79 is: 1,637.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.03 : 2,551.20 = 1,186.79 : x
  2. Step 2: Convert to fraction form
    1,849.03/2,551.20 = 1,186.79/x
  3. Step 3: Cross multiply
    1,849.03x = 2,551.20 × 1,186.79
  4. Step 4: Simplify right side
    1,849.03x = 3,027,721.44
  5. Step 5: Solve for x
    x = 3,027,721.44/1,849.03
  6. Step 6: Final answer
    x = 1,637.47

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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.