Home / 4,135.25-6,202.91-1,538.19

Finding the Fourth Proportional to 4,135.25, 6,202.91 and 1,538.19

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Solution

The fourth proportional to 4,135.25, 6,202.91 and 1,538.19 is: 2,307.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.25 : 6,202.91 = 1,538.19 : x
  2. Step 2: Convert to fraction form
    4,135.25/6,202.91 = 1,538.19/x
  3. Step 3: Cross multiply
    4,135.25x = 6,202.91 × 1,538.19
  4. Step 4: Simplify right side
    4,135.25x = 9,541,257.98
  5. Step 5: Solve for x
    x = 9,541,257.98/4,135.25
  6. Step 6: Final answer
    x = 2,307.30

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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.