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Finding the Fourth Proportional to 11,093.76, 15,308.93 and 6,057.92

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Solution

The fourth proportional to 11,093.76, 15,308.93 and 6,057.92 is: 8,359.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,093.76 : 15,308.93 = 6,057.92 : x
  2. Step 2: Convert to fraction form
    11,093.76/15,308.93 = 6,057.92/x
  3. Step 3: Cross multiply
    11,093.76x = 15,308.93 × 6,057.92
  4. Step 4: Simplify right side
    11,093.76x = 92,740,326.64
  5. Step 5: Solve for x
    x = 92,740,326.64/11,093.76
  6. Step 6: Final answer
    x = 8,359.68

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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.