Home / 11,118.82-15,343.98-6,082.96

Finding the Fourth Proportional to 11,118.82, 15,343.98 and 6,082.96

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Solution

The fourth proportional to 11,118.82, 15,343.98 and 6,082.96 is: 8,394.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,118.82 : 15,343.98 = 6,082.96 : x
  2. Step 2: Convert to fraction form
    11,118.82/15,343.98 = 6,082.96/x
  3. Step 3: Cross multiply
    11,118.82x = 15,343.98 × 6,082.96
  4. Step 4: Simplify right side
    11,118.82x = 93,336,816.58
  5. Step 5: Solve for x
    x = 93,336,816.58/11,118.82
  6. Step 6: Final answer
    x = 8,394.49

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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.