Home / 11,285.56-16,935.66-5,049.40

Finding the Fourth Proportional to 11,285.56, 16,935.66 and 5,049.40

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Solution

The fourth proportional to 11,285.56, 16,935.66 and 5,049.40 is: 7,577.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285.56 : 16,935.66 = 5,049.40 : x
  2. Step 2: Convert to fraction form
    11,285.56/16,935.66 = 5,049.40/x
  3. Step 3: Cross multiply
    11,285.56x = 16,935.66 × 5,049.40
  4. Step 4: Simplify right side
    11,285.56x = 85,514,921.60
  5. Step 5: Solve for x
    x = 85,514,921.60/11,285.56
  6. Step 6: Final answer
    x = 7,577.38

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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.