Home / 3,649.12-5,469.05-2,332.36

Finding the Fourth Proportional to 3,649.12, 5,469.05 and 2,332.36

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Solution

The fourth proportional to 3,649.12, 5,469.05 and 2,332.36 is: 3,495.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.12 : 5,469.05 = 2,332.36 : x
  2. Step 2: Convert to fraction form
    3,649.12/5,469.05 = 2,332.36/x
  3. Step 3: Cross multiply
    3,649.12x = 5,469.05 × 2,332.36
  4. Step 4: Simplify right side
    3,649.12x = 12,755,754.45
  5. Step 5: Solve for x
    x = 12,755,754.45/3,649.12
  6. Step 6: Final answer
    x = 3,495.57

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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.