Home / 11,053.80-16,581.92-3,655.56

Finding the Fourth Proportional to 11,053.80, 16,581.92 and 3,655.56

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Solution

The fourth proportional to 11,053.80, 16,581.92 and 3,655.56 is: 5,483.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,053.80 : 16,581.92 = 3,655.56 : x
  2. Step 2: Convert to fraction form
    11,053.80/16,581.92 = 3,655.56/x
  3. Step 3: Cross multiply
    11,053.80x = 16,581.92 × 3,655.56
  4. Step 4: Simplify right side
    11,053.80x = 60,616,247.38
  5. Step 5: Solve for x
    x = 60,616,247.38/11,053.80
  6. Step 6: Final answer
    x = 5,483.75

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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.