Home / 11,053.21-16,582.31-3,657.65

Finding the Fourth Proportional to 11,053.21, 16,582.31 and 3,657.65

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Solution

The fourth proportional to 11,053.21, 16,582.31 and 3,657.65 is: 5,487.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,053.21 : 16,582.31 = 3,657.65 : x
  2. Step 2: Convert to fraction form
    11,053.21/16,582.31 = 3,657.65/x
  3. Step 3: Cross multiply
    11,053.21x = 16,582.31 × 3,657.65
  4. Step 4: Simplify right side
    11,053.21x = 60,652,286.17
  5. Step 5: Solve for x
    x = 60,652,286.17/11,053.21
  6. Step 6: Final answer
    x = 5,487.30

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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.