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Finding the Fourth Proportional to 6,792.80, 10,185.60 and 2,410.40

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Solution

The fourth proportional to 6,792.80, 10,185.60 and 2,410.40 is: 3,614.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,792.80 : 10,185.60 = 2,410.40 : x
  2. Step 2: Convert to fraction form
    6,792.80/10,185.60 = 2,410.40/x
  3. Step 3: Cross multiply
    6,792.80x = 10,185.60 × 2,410.40
  4. Step 4: Simplify right side
    6,792.80x = 24,551,370.24
  5. Step 5: Solve for x
    x = 24,551,370.24/6,792.80
  6. Step 6: Final answer
    x = 3,614.32

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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.