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Finding the Fourth Proportional to 3,495.02, 5,243.94 and 3,439.73

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Solution

The fourth proportional to 3,495.02, 5,243.94 and 3,439.73 is: 5,160.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.02 : 5,243.94 = 3,439.73 : x
  2. Step 2: Convert to fraction form
    3,495.02/5,243.94 = 3,439.73/x
  3. Step 3: Cross multiply
    3,495.02x = 5,243.94 × 3,439.73
  4. Step 4: Simplify right side
    3,495.02x = 18,037,750.85
  5. Step 5: Solve for x
    x = 18,037,750.85/3,495.02
  6. Step 6: Final answer
    x = 5,160.99

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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.