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Finding the Fourth Proportional to 5,792.44, 7,990.92 and 3,433.24

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Solution

The fourth proportional to 5,792.44, 7,990.92 and 3,433.24 is: 4,736.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,792.44 : 7,990.92 = 3,433.24 : x
  2. Step 2: Convert to fraction form
    5,792.44/7,990.92 = 3,433.24/x
  3. Step 3: Cross multiply
    5,792.44x = 7,990.92 × 3,433.24
  4. Step 4: Simplify right side
    5,792.44x = 27,434,746.18
  5. Step 5: Solve for x
    x = 27,434,746.18/5,792.44
  6. Step 6: Final answer
    x = 4,736.30

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1.5x scale

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.