Home / 1,801.36-2,702.58-1,151.29

Finding the Fourth Proportional to 1,801.36, 2,702.58 and 1,151.29

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Solution

The fourth proportional to 1,801.36, 2,702.58 and 1,151.29 is: 1,727.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801.36 : 2,702.58 = 1,151.29 : x
  2. Step 2: Convert to fraction form
    1,801.36/2,702.58 = 1,151.29/x
  3. Step 3: Cross multiply
    1,801.36x = 2,702.58 × 1,151.29
  4. Step 4: Simplify right side
    1,801.36x = 3,111,453.33
  5. Step 5: Solve for x
    x = 3,111,453.33/1,801.36
  6. Step 6: Final answer
    x = 1,727.28

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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.