Home / 2,257.23-3,111.99-1,726.44

Finding the Fourth Proportional to 2,257.23, 3,111.99 and 1,726.44

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Solution

The fourth proportional to 2,257.23, 3,111.99 and 1,726.44 is: 2,380.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257.23 : 3,111.99 = 1,726.44 : x
  2. Step 2: Convert to fraction form
    2,257.23/3,111.99 = 1,726.44/x
  3. Step 3: Cross multiply
    2,257.23x = 3,111.99 × 1,726.44
  4. Step 4: Simplify right side
    2,257.23x = 5,372,664.02
  5. Step 5: Solve for x
    x = 5,372,664.02/2,257.23
  6. Step 6: Final answer
    x = 2,380.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.