Home / 5,605.30-8,405.03-2,092.42

Finding the Fourth Proportional to 5,605.30, 8,405.03 and 2,092.42

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Solution

The fourth proportional to 5,605.30, 8,405.03 and 2,092.42 is: 3,137.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,605.30 : 8,405.03 = 2,092.42 : x
  2. Step 2: Convert to fraction form
    5,605.30/8,405.03 = 2,092.42/x
  3. Step 3: Cross multiply
    5,605.30x = 8,405.03 × 2,092.42
  4. Step 4: Simplify right side
    5,605.30x = 17,586,816.12
  5. Step 5: Solve for x
    x = 17,586,816.12/5,605.30
  6. Step 6: Final answer
    x = 3,137.53

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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.