Home / 1,829.16-2,743.20-1,007.82

Finding the Fourth Proportional to 1,829.16, 2,743.20 and 1,007.82

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Solution

The fourth proportional to 1,829.16, 2,743.20 and 1,007.82 is: 1,511.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.16 : 2,743.20 = 1,007.82 : x
  2. Step 2: Convert to fraction form
    1,829.16/2,743.20 = 1,007.82/x
  3. Step 3: Cross multiply
    1,829.16x = 2,743.20 × 1,007.82
  4. Step 4: Simplify right side
    1,829.16x = 2,764,651.82
  5. Step 5: Solve for x
    x = 2,764,651.82/1,829.16
  6. Step 6: Final answer
    x = 1,511.43

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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.