Home / 11,119.40-15,344.18-6,082.64

Finding the Fourth Proportional to 11,119.40, 15,344.18 and 6,082.64

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Solution

The fourth proportional to 11,119.40, 15,344.18 and 6,082.64 is: 8,393.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119.40 : 15,344.18 = 6,082.64 : x
  2. Step 2: Convert to fraction form
    11,119.40/15,344.18 = 6,082.64/x
  3. Step 3: Cross multiply
    11,119.40x = 15,344.18 × 6,082.64
  4. Step 4: Simplify right side
    11,119.40x = 93,333,015.90
  5. Step 5: Solve for x
    x = 93,333,015.90/11,119.40
  6. Step 6: Final answer
    x = 8,393.71

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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.