Home / 3,910.43-5,866.51-1,137.32

Finding the Fourth Proportional to 3,910.43, 5,866.51 and 1,137.32

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Solution

The fourth proportional to 3,910.43, 5,866.51 and 1,137.32 is: 1,706.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910.43 : 5,866.51 = 1,137.32 : x
  2. Step 2: Convert to fraction form
    3,910.43/5,866.51 = 1,137.32/x
  3. Step 3: Cross multiply
    3,910.43x = 5,866.51 × 1,137.32
  4. Step 4: Simplify right side
    3,910.43x = 6,672,074.61
  5. Step 5: Solve for x
    x = 6,672,074.61/3,910.43
  6. Step 6: Final answer
    x = 1,706.23

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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.