Home / 1,849.36-2,549.68-1,424.46

Finding the Fourth Proportional to 1,849.36, 2,549.68 and 1,424.46

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Solution

The fourth proportional to 1,849.36, 2,549.68 and 1,424.46 is: 1,963.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.36 : 2,549.68 = 1,424.46 : x
  2. Step 2: Convert to fraction form
    1,849.36/2,549.68 = 1,424.46/x
  3. Step 3: Cross multiply
    1,849.36x = 2,549.68 × 1,424.46
  4. Step 4: Simplify right side
    1,849.36x = 3,631,917.17
  5. Step 5: Solve for x
    x = 3,631,917.17/1,849.36
  6. Step 6: Final answer
    x = 1,963.88

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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.