Home / 2,722.28-4,083.33-1,490.27

Finding the Fourth Proportional to 2,722.28, 4,083.33 and 1,490.27

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Solution

The fourth proportional to 2,722.28, 4,083.33 and 1,490.27 is: 2,235.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722.28 : 4,083.33 = 1,490.27 : x
  2. Step 2: Convert to fraction form
    2,722.28/4,083.33 = 1,490.27/x
  3. Step 3: Cross multiply
    2,722.28x = 4,083.33 × 1,490.27
  4. Step 4: Simplify right side
    2,722.28x = 6,085,264.20
  5. Step 5: Solve for x
    x = 6,085,264.20/2,722.28
  6. Step 6: Final answer
    x = 2,235.36

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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.