Home / 2,801.55-4,198.73-1,159.23

Finding the Fourth Proportional to 2,801.55, 4,198.73 and 1,159.23

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Solution

The fourth proportional to 2,801.55, 4,198.73 and 1,159.23 is: 1,737.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801.55 : 4,198.73 = 1,159.23 : x
  2. Step 2: Convert to fraction form
    2,801.55/4,198.73 = 1,159.23/x
  3. Step 3: Cross multiply
    2,801.55x = 4,198.73 × 1,159.23
  4. Step 4: Simplify right side
    2,801.55x = 4,867,287.98
  5. Step 5: Solve for x
    x = 4,867,287.98/2,801.55
  6. Step 6: Final answer
    x = 1,737.36

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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.