Home / 7,435.11-11,154.21-2,170.95

Finding the Fourth Proportional to 7,435.11, 11,154.21 and 2,170.95

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Solution

The fourth proportional to 7,435.11, 11,154.21 and 2,170.95 is: 3,256.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435.11 : 11,154.21 = 2,170.95 : x
  2. Step 2: Convert to fraction form
    7,435.11/11,154.21 = 2,170.95/x
  3. Step 3: Cross multiply
    7,435.11x = 11,154.21 × 2,170.95
  4. Step 4: Simplify right side
    7,435.11x = 24,215,232.20
  5. Step 5: Solve for x
    x = 24,215,232.20/7,435.11
  6. Step 6: Final answer
    x = 3,256.88

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