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Finding the Fourth Proportional to 3,346.70, 5,010.45 and 3,250.70

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Solution

The fourth proportional to 3,346.70, 5,010.45 and 3,250.70 is: 4,866.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.70 : 5,010.45 = 3,250.70 : x
  2. Step 2: Convert to fraction form
    3,346.70/5,010.45 = 3,250.70/x
  3. Step 3: Cross multiply
    3,346.70x = 5,010.45 × 3,250.70
  4. Step 4: Simplify right side
    3,346.70x = 16,287,469.82
  5. Step 5: Solve for x
    x = 16,287,469.82/3,346.70
  6. Step 6: Final answer
    x = 4,866.73

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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.