Home / 4,084.44-5,638.62-3,686.04

Finding the Fourth Proportional to 4,084.44, 5,638.62 and 3,686.04

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Solution

The fourth proportional to 4,084.44, 5,638.62 and 3,686.04 is: 5,088.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084.44 : 5,638.62 = 3,686.04 : x
  2. Step 2: Convert to fraction form
    4,084.44/5,638.62 = 3,686.04/x
  3. Step 3: Cross multiply
    4,084.44x = 5,638.62 × 3,686.04
  4. Step 4: Simplify right side
    4,084.44x = 20,784,178.86
  5. Step 5: Solve for x
    x = 20,784,178.86/4,084.44
  6. Step 6: Final answer
    x = 5,088.62

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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.