Home / 3,717.95-5,577.89-2,742.38

Finding the Fourth Proportional to 3,717.95, 5,577.89 and 2,742.38

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Solution

The fourth proportional to 3,717.95, 5,577.89 and 2,742.38 is: 4,114.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717.95 : 5,577.89 = 2,742.38 : x
  2. Step 2: Convert to fraction form
    3,717.95/5,577.89 = 2,742.38/x
  3. Step 3: Cross multiply
    3,717.95x = 5,577.89 × 2,742.38
  4. Step 4: Simplify right side
    3,717.95x = 15,296,652.38
  5. Step 5: Solve for x
    x = 15,296,652.38/3,717.95
  6. Step 6: Final answer
    x = 4,114.28

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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.