Home / 4,137.72-6,206.52-1,505.22

Finding the Fourth Proportional to 4,137.72, 6,206.52 and 1,505.22

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Solution

The fourth proportional to 4,137.72, 6,206.52 and 1,505.22 is: 2,257.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,137.72 : 6,206.52 = 1,505.22 : x
  2. Step 2: Convert to fraction form
    4,137.72/6,206.52 = 1,505.22/x
  3. Step 3: Cross multiply
    4,137.72x = 6,206.52 × 1,505.22
  4. Step 4: Simplify right side
    4,137.72x = 9,342,160.40
  5. Step 5: Solve for x
    x = 9,342,160.40/4,137.72
  6. Step 6: Final answer
    x = 2,257.81

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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.