Home / 7,476.12-11,199.24-6,863.76

Finding the Fourth Proportional to 7,476.12, 11,199.24 and 6,863.76

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Solution

The fourth proportional to 7,476.12, 11,199.24 and 6,863.76 is: 10,281.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476.12 : 11,199.24 = 6,863.76 : x
  2. Step 2: Convert to fraction form
    7,476.12/11,199.24 = 6,863.76/x
  3. Step 3: Cross multiply
    7,476.12x = 11,199.24 × 6,863.76
  4. Step 4: Simplify right side
    7,476.12x = 76,868,895.54
  5. Step 5: Solve for x
    x = 76,868,895.54/7,476.12
  6. Step 6: Final answer
    x = 10,281.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.