Home / 2,723.22-3,755.43-1,726.72

Finding the Fourth Proportional to 2,723.22, 3,755.43 and 1,726.72

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Solution

The fourth proportional to 2,723.22, 3,755.43 and 1,726.72 is: 2,381.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723.22 : 3,755.43 = 1,726.72 : x
  2. Step 2: Convert to fraction form
    2,723.22/3,755.43 = 1,726.72/x
  3. Step 3: Cross multiply
    2,723.22x = 3,755.43 × 1,726.72
  4. Step 4: Simplify right side
    2,723.22x = 6,484,566.70
  5. Step 5: Solve for x
    x = 6,484,566.70/2,723.22
  6. Step 6: Final answer
    x = 2,381.21

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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.