Home / 3,496.60-5,234.10-3,107.80

Finding the Fourth Proportional to 3,496.60, 5,234.10 and 3,107.80

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Solution

The fourth proportional to 3,496.60, 5,234.10 and 3,107.80 is: 4,652.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,496.60 : 5,234.10 = 3,107.80 : x
  2. Step 2: Convert to fraction form
    3,496.60/5,234.10 = 3,107.80/x
  3. Step 3: Cross multiply
    3,496.60x = 5,234.10 × 3,107.80
  4. Step 4: Simplify right side
    3,496.60x = 16,266,535.98
  5. Step 5: Solve for x
    x = 16,266,535.98/3,496.60
  6. Step 6: Final answer
    x = 4,652.10

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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.