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Finding the Fourth Proportional to 7,199.84, 10,797.12 and 3,500.96

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Solution

The fourth proportional to 7,199.84, 10,797.12 and 3,500.96 is: 5,250.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199.84 : 10,797.12 = 3,500.96 : x
  2. Step 2: Convert to fraction form
    7,199.84/10,797.12 = 3,500.96/x
  3. Step 3: Cross multiply
    7,199.84x = 10,797.12 × 3,500.96
  4. Step 4: Simplify right side
    7,199.84x = 37,800,285.24
  5. Step 5: Solve for x
    x = 37,800,285.24/7,199.84
  6. Step 6: Final answer
    x = 5,250.16

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1.5x scale

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.