Home / 11,109.91-16,673.07-5,266.54

Finding the Fourth Proportional to 11,109.91, 16,673.07 and 5,266.54

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Solution

The fourth proportional to 11,109.91, 16,673.07 and 5,266.54 is: 7,903.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,109.91 : 16,673.07 = 5,266.54 : x
  2. Step 2: Convert to fraction form
    11,109.91/16,673.07 = 5,266.54/x
  3. Step 3: Cross multiply
    11,109.91x = 16,673.07 × 5,266.54
  4. Step 4: Simplify right side
    11,109.91x = 87,809,390.08
  5. Step 5: Solve for x
    x = 87,809,390.08/11,109.91
  6. Step 6: Final answer
    x = 7,903.70

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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.