Home / 5,084.76-7,627.86-1,622.04

Finding the Fourth Proportional to 5,084.76, 7,627.86 and 1,622.04

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Solution

The fourth proportional to 5,084.76, 7,627.86 and 1,622.04 is: 2,433.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,084.76 : 7,627.86 = 1,622.04 : x
  2. Step 2: Convert to fraction form
    5,084.76/7,627.86 = 1,622.04/x
  3. Step 3: Cross multiply
    5,084.76x = 7,627.86 × 1,622.04
  4. Step 4: Simplify right side
    5,084.76x = 12,372,694.03
  5. Step 5: Solve for x
    x = 12,372,694.03/5,084.76
  6. Step 6: Final answer
    x = 2,433.29

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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.