Home / 11,177.39-16,780.75-7,496.10

Finding the Fourth Proportional to 11,177.39, 16,780.75 and 7,496.10

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Solution

The fourth proportional to 11,177.39, 16,780.75 and 7,496.10 is: 11,253.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,177.39 : 16,780.75 = 7,496.10 : x
  2. Step 2: Convert to fraction form
    11,177.39/16,780.75 = 7,496.10/x
  3. Step 3: Cross multiply
    11,177.39x = 16,780.75 × 7,496.10
  4. Step 4: Simplify right side
    11,177.39x = 125,790,161.33
  5. Step 5: Solve for x
    x = 125,790,161.33/11,177.39
  6. Step 6: Final answer
    x = 11,253.98

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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.