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Finding the Fourth Proportional to 5,797.44, 7,997.12 and 3,699.20

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Solution

The fourth proportional to 5,797.44, 7,997.12 and 3,699.20 is: 5,102.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,797.44 : 7,997.12 = 3,699.20 : x
  2. Step 2: Convert to fraction form
    5,797.44/7,997.12 = 3,699.20/x
  3. Step 3: Cross multiply
    5,797.44x = 7,997.12 × 3,699.20
  4. Step 4: Simplify right side
    5,797.44x = 29,582,946.30
  5. Step 5: Solve for x
    x = 29,582,946.30/5,797.44
  6. Step 6: Final answer
    x = 5,102.76

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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.