Home / 11,004.58-15,169.53-6,747.76

Finding the Fourth Proportional to 11,004.58, 15,169.53 and 6,747.76

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Solution

The fourth proportional to 11,004.58, 15,169.53 and 6,747.76 is: 9,301.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,004.58 : 15,169.53 = 6,747.76 : x
  2. Step 2: Convert to fraction form
    11,004.58/15,169.53 = 6,747.76/x
  3. Step 3: Cross multiply
    11,004.58x = 15,169.53 × 6,747.76
  4. Step 4: Simplify right side
    11,004.58x = 102,360,309.83
  5. Step 5: Solve for x
    x = 102,360,309.83/11,004.58
  6. Step 6: Final answer
    x = 9,301.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.