Home / 3,554.14-5,331.99-1,089.15

Finding the Fourth Proportional to 3,554.14, 5,331.99 and 1,089.15

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Solution

The fourth proportional to 3,554.14, 5,331.99 and 1,089.15 is: 1,633.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.14 : 5,331.99 = 1,089.15 : x
  2. Step 2: Convert to fraction form
    3,554.14/5,331.99 = 1,089.15/x
  3. Step 3: Cross multiply
    3,554.14x = 5,331.99 × 1,089.15
  4. Step 4: Simplify right side
    3,554.14x = 5,807,310.25
  5. Step 5: Solve for x
    x = 5,807,310.25/3,554.14
  6. Step 6: Final answer
    x = 1,633.96

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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.