Home / 11,057.72-16,587.79-4,483.96

Finding the Fourth Proportional to 11,057.72, 16,587.79 and 4,483.96

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Solution

The fourth proportional to 11,057.72, 16,587.79 and 4,483.96 is: 6,726.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,057.72 : 16,587.79 = 4,483.96 : x
  2. Step 2: Convert to fraction form
    11,057.72/16,587.79 = 4,483.96/x
  3. Step 3: Cross multiply
    11,057.72x = 16,587.79 × 4,483.96
  4. Step 4: Simplify right side
    11,057.72x = 74,378,934.17
  5. Step 5: Solve for x
    x = 74,378,934.17/11,057.72
  6. Step 6: Final answer
    x = 6,726.43

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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.