Home / 1,897.29-2,844.69-801.36

Finding the Fourth Proportional to 1,897.29, 2,844.69 and 801.36

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Solution

The fourth proportional to 1,897.29, 2,844.69 and 801.36 is: 1,201.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897.29 : 2,844.69 = 801.36 : x
  2. Step 2: Convert to fraction form
    1,897.29/2,844.69 = 801.36/x
  3. Step 3: Cross multiply
    1,897.29x = 2,844.69 × 801.36
  4. Step 4: Simplify right side
    1,897.29x = 2,279,620.78
  5. Step 5: Solve for x
    x = 2,279,620.78/1,897.29
  6. Step 6: Final answer
    x = 1,201.51

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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.