Home / 10,790.00-16,185.65-3,394.70

Finding the Fourth Proportional to 10,790.00, 16,185.65 and 3,394.70

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Solution

The fourth proportional to 10,790.00, 16,185.65 and 3,394.70 is: 5,092.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790.00 : 16,185.65 = 3,394.70 : x
  2. Step 2: Convert to fraction form
    10,790.00/16,185.65 = 3,394.70/x
  3. Step 3: Cross multiply
    10,790.00x = 16,185.65 × 3,394.70
  4. Step 4: Simplify right side
    10,790.00x = 54,945,328.15
  5. Step 5: Solve for x
    x = 54,945,328.15/10,790.00
  6. Step 6: Final answer
    x = 5,092.25

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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.