Home / 3,501.60-5,247.45-1,942.29

Finding the Fourth Proportional to 3,501.60, 5,247.45 and 1,942.29

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Solution

The fourth proportional to 3,501.60, 5,247.45 and 1,942.29 is: 2,910.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.60 : 5,247.45 = 1,942.29 : x
  2. Step 2: Convert to fraction form
    3,501.60/5,247.45 = 1,942.29/x
  3. Step 3: Cross multiply
    3,501.60x = 5,247.45 × 1,942.29
  4. Step 4: Simplify right side
    3,501.60x = 10,192,069.66
  5. Step 5: Solve for x
    x = 10,192,069.66/3,501.60
  6. Step 6: Final answer
    x = 2,910.69

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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.