Home / 1,832.65-2,743.51-1,284.54

Finding the Fourth Proportional to 1,832.65, 2,743.51 and 1,284.54

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Solution

The fourth proportional to 1,832.65, 2,743.51 and 1,284.54 is: 1,922.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832.65 : 2,743.51 = 1,284.54 : x
  2. Step 2: Convert to fraction form
    1,832.65/2,743.51 = 1,284.54/x
  3. Step 3: Cross multiply
    1,832.65x = 2,743.51 × 1,284.54
  4. Step 4: Simplify right side
    1,832.65x = 3,524,140.86
  5. Step 5: Solve for x
    x = 3,524,140.86/1,832.65
  6. Step 6: Final answer
    x = 1,922.97

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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.