Home / 3,554.62-5,331.94-1,245.58

Finding the Fourth Proportional to 3,554.62, 5,331.94 and 1,245.58

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Solution

The fourth proportional to 3,554.62, 5,331.94 and 1,245.58 is: 1,868.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.62 : 5,331.94 = 1,245.58 : x
  2. Step 2: Convert to fraction form
    3,554.62/5,331.94 = 1,245.58/x
  3. Step 3: Cross multiply
    3,554.62x = 5,331.94 × 1,245.58
  4. Step 4: Simplify right side
    3,554.62x = 6,641,357.83
  5. Step 5: Solve for x
    x = 6,641,357.83/3,554.62
  6. Step 6: Final answer
    x = 1,868.37

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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.