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Finding the Fourth Proportional to 6,995.60, 10,497.04 and 3,099.09

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Solution

The fourth proportional to 6,995.60, 10,497.04 and 3,099.09 is: 4,650.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,995.60 : 10,497.04 = 3,099.09 : x
  2. Step 2: Convert to fraction form
    6,995.60/10,497.04 = 3,099.09/x
  3. Step 3: Cross multiply
    6,995.60x = 10,497.04 × 3,099.09
  4. Step 4: Simplify right side
    6,995.60x = 32,531,320.74
  5. Step 5: Solve for x
    x = 32,531,320.74/6,995.60
  6. Step 6: Final answer
    x = 4,650.26

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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.