Home / 1,789.84-2,684.31-1,204.52

Finding the Fourth Proportional to 1,789.84, 2,684.31 and 1,204.52

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Solution

The fourth proportional to 1,789.84, 2,684.31 and 1,204.52 is: 1,806.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789.84 : 2,684.31 = 1,204.52 : x
  2. Step 2: Convert to fraction form
    1,789.84/2,684.31 = 1,204.52/x
  3. Step 3: Cross multiply
    1,789.84x = 2,684.31 × 1,204.52
  4. Step 4: Simplify right side
    1,789.84x = 3,233,287.14
  5. Step 5: Solve for x
    x = 3,233,287.14/1,789.84
  6. Step 6: Final answer
    x = 1,806.47

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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.