Home / 11,134.24-16,701.58-5,207.85

Finding the Fourth Proportional to 11,134.24, 16,701.58 and 5,207.85

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Solution

The fourth proportional to 11,134.24, 16,701.58 and 5,207.85 is: 7,811.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,134.24 : 16,701.58 = 5,207.85 : x
  2. Step 2: Convert to fraction form
    11,134.24/16,701.58 = 5,207.85/x
  3. Step 3: Cross multiply
    11,134.24x = 16,701.58 × 5,207.85
  4. Step 4: Simplify right side
    11,134.24x = 86,979,323.40
  5. Step 5: Solve for x
    x = 86,979,323.40/11,134.24
  6. Step 6: Final answer
    x = 7,811.88

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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.