Home / 1,789.64-2,680.96-1,233.03

Finding the Fourth Proportional to 1,789.64, 2,680.96 and 1,233.03

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Solution

The fourth proportional to 1,789.64, 2,680.96 and 1,233.03 is: 1,847.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789.64 : 2,680.96 = 1,233.03 : x
  2. Step 2: Convert to fraction form
    1,789.64/2,680.96 = 1,233.03/x
  3. Step 3: Cross multiply
    1,789.64x = 2,680.96 × 1,233.03
  4. Step 4: Simplify right side
    1,789.64x = 3,305,710.81
  5. Step 5: Solve for x
    x = 3,305,710.81/1,789.64
  6. Step 6: Final answer
    x = 1,847.14

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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.