Home / 11,183.40-16,789.76-7,502.10

Finding the Fourth Proportional to 11,183.40, 16,789.76 and 7,502.10

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Solution

The fourth proportional to 11,183.40, 16,789.76 and 7,502.10 is: 11,262.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,183.40 : 16,789.76 = 7,502.10 : x
  2. Step 2: Convert to fraction form
    11,183.40/16,789.76 = 7,502.10/x
  3. Step 3: Cross multiply
    11,183.40x = 16,789.76 × 7,502.10
  4. Step 4: Simplify right side
    11,183.40x = 125,958,458.50
  5. Step 5: Solve for x
    x = 125,958,458.50/11,183.40
  6. Step 6: Final answer
    x = 11,262.98

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1.5x scale

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.