Home / 11,093.20-15,310.06-6,377.48

Finding the Fourth Proportional to 11,093.20, 15,310.06 and 6,377.48

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Solution

The fourth proportional to 11,093.20, 15,310.06 and 6,377.48 is: 8,801.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,093.20 : 15,310.06 = 6,377.48 : x
  2. Step 2: Convert to fraction form
    11,093.20/15,310.06 = 6,377.48/x
  3. Step 3: Cross multiply
    11,093.20x = 15,310.06 × 6,377.48
  4. Step 4: Simplify right side
    11,093.20x = 97,639,688.36
  5. Step 5: Solve for x
    x = 97,639,688.36/11,093.20
  6. Step 6: Final answer
    x = 8,801.76

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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.