Home / 11,552.66-15,942.01-6,516.58

Finding the Fourth Proportional to 11,552.66, 15,942.01 and 6,516.58

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Solution

The fourth proportional to 11,552.66, 15,942.01 and 6,516.58 is: 8,992.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,552.66 : 15,942.01 = 6,516.58 : x
  2. Step 2: Convert to fraction form
    11,552.66/15,942.01 = 6,516.58/x
  3. Step 3: Cross multiply
    11,552.66x = 15,942.01 × 6,516.58
  4. Step 4: Simplify right side
    11,552.66x = 103,887,367.23
  5. Step 5: Solve for x
    x = 103,887,367.23/11,552.66
  6. Step 6: Final answer
    x = 8,992.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.