Home / 10,992.20-16,490.60-3,596.07

Finding the Fourth Proportional to 10,992.20, 16,490.60 and 3,596.07

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Solution

The fourth proportional to 10,992.20, 16,490.60 and 3,596.07 is: 5,394.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992.20 : 16,490.60 = 3,596.07 : x
  2. Step 2: Convert to fraction form
    10,992.20/16,490.60 = 3,596.07/x
  3. Step 3: Cross multiply
    10,992.20x = 16,490.60 × 3,596.07
  4. Step 4: Simplify right side
    10,992.20x = 59,301,409.29
  5. Step 5: Solve for x
    x = 59,301,409.29/10,992.20
  6. Step 6: Final answer
    x = 5,394.87

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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.