Home / 11,100.92-15,319.68-6,065.64

Finding the Fourth Proportional to 11,100.92, 15,319.68 and 6,065.64

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Solution

The fourth proportional to 11,100.92, 15,319.68 and 6,065.64 is: 8,370.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,100.92 : 15,319.68 = 6,065.64 : x
  2. Step 2: Convert to fraction form
    11,100.92/15,319.68 = 6,065.64/x
  3. Step 3: Cross multiply
    11,100.92x = 15,319.68 × 6,065.64
  4. Step 4: Simplify right side
    11,100.92x = 92,923,663.80
  5. Step 5: Solve for x
    x = 92,923,663.80/11,100.92
  6. Step 6: Final answer
    x = 8,370.81

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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.