Home / 1,897.62-2,844.33-1,433.90

Finding the Fourth Proportional to 1,897.62, 2,844.33 and 1,433.90

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Solution

The fourth proportional to 1,897.62, 2,844.33 and 1,433.90 is: 2,149.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897.62 : 2,844.33 = 1,433.90 : x
  2. Step 2: Convert to fraction form
    1,897.62/2,844.33 = 1,433.90/x
  3. Step 3: Cross multiply
    1,897.62x = 2,844.33 × 1,433.90
  4. Step 4: Simplify right side
    1,897.62x = 4,078,470.57
  5. Step 5: Solve for x
    x = 4,078,470.57/1,897.62
  6. Step 6: Final answer
    x = 2,149.26

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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.