Home / 3,741-5,612.46-2,688.04

Finding the Fourth Proportional to 3,741, 5,612.46 and 2,688.04

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Solution

The fourth proportional to 3,741, 5,612.46 and 2,688.04 is: 4,032.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741 : 5,612.46 = 2,688.04 : x
  2. Step 2: Convert to fraction form
    3,741/5,612.46 = 2,688.04/x
  3. Step 3: Cross multiply
    3,741x = 5,612.46 × 2,688.04
  4. Step 4: Simplify right side
    3,741x = 15,086,516.98
  5. Step 5: Solve for x
    x = 15,086,516.98/3,741
  6. Step 6: Final answer
    x = 4,032.75

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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.