Home / 4,129.36-6,216.22-3,706

Finding the Fourth Proportional to 4,129.36, 6,216.22 and 3,706

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Solution

The fourth proportional to 4,129.36, 6,216.22 and 3,706 is: 5,578.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.36 : 6,216.22 = 3,706 : x
  2. Step 2: Convert to fraction form
    4,129.36/6,216.22 = 3,706/x
  3. Step 3: Cross multiply
    4,129.36x = 6,216.22 × 3,706
  4. Step 4: Simplify right side
    4,129.36x = 23,037,311.32
  5. Step 5: Solve for x
    x = 23,037,311.32/4,129.36
  6. Step 6: Final answer
    x = 5,578.91

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.