Home / 3,195.05-4,785.64-1,548.14

Finding the Fourth Proportional to 3,195.05, 4,785.64 and 1,548.14

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Solution

The fourth proportional to 3,195.05, 4,785.64 and 1,548.14 is: 2,318.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.05 : 4,785.64 = 1,548.14 : x
  2. Step 2: Convert to fraction form
    3,195.05/4,785.64 = 1,548.14/x
  3. Step 3: Cross multiply
    3,195.05x = 4,785.64 × 1,548.14
  4. Step 4: Simplify right side
    3,195.05x = 7,408,854.61
  5. Step 5: Solve for x
    x = 7,408,854.61/3,195.05
  6. Step 6: Final answer
    x = 2,318.85

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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.