Home / 2,734.22-3,773.43-1,555.40

Finding the Fourth Proportional to 2,734.22, 3,773.43 and 1,555.40

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Solution

The fourth proportional to 2,734.22, 3,773.43 and 1,555.40 is: 2,146.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734.22 : 3,773.43 = 1,555.40 : x
  2. Step 2: Convert to fraction form
    2,734.22/3,773.43 = 1,555.40/x
  3. Step 3: Cross multiply
    2,734.22x = 3,773.43 × 1,555.40
  4. Step 4: Simplify right side
    2,734.22x = 5,869,193.02
  5. Step 5: Solve for x
    x = 5,869,193.02/2,734.22
  6. Step 6: Final answer
    x = 2,146.57

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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.