Home / 2,734.51-3,773.94-1,555.77

Finding the Fourth Proportional to 2,734.51, 3,773.94 and 1,555.77

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Solution

The fourth proportional to 2,734.51, 3,773.94 and 1,555.77 is: 2,147.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734.51 : 3,773.94 = 1,555.77 : x
  2. Step 2: Convert to fraction form
    2,734.51/3,773.94 = 1,555.77/x
  3. Step 3: Cross multiply
    2,734.51x = 3,773.94 × 1,555.77
  4. Step 4: Simplify right side
    2,734.51x = 5,871,363.76
  5. Step 5: Solve for x
    x = 5,871,363.76/2,734.51
  6. Step 6: Final answer
    x = 2,147.14

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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.