Home / 3,490.28-5,229.27-1,843.19

Finding the Fourth Proportional to 3,490.28, 5,229.27 and 1,843.19

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Solution

The fourth proportional to 3,490.28, 5,229.27 and 1,843.19 is: 2,761.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490.28 : 5,229.27 = 1,843.19 : x
  2. Step 2: Convert to fraction form
    3,490.28/5,229.27 = 1,843.19/x
  3. Step 3: Cross multiply
    3,490.28x = 5,229.27 × 1,843.19
  4. Step 4: Simplify right side
    3,490.28x = 9,638,551.24
  5. Step 5: Solve for x
    x = 9,638,551.24/3,490.28
  6. Step 6: Final answer
    x = 2,761.54

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1.5x scale

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.