Home / 3,455.40-4,760.82-3,082.44

Finding the Fourth Proportional to 3,455.40, 4,760.82 and 3,082.44

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Solution

The fourth proportional to 3,455.40, 4,760.82 and 3,082.44 is: 4,246.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.40 : 4,760.82 = 3,082.44 : x
  2. Step 2: Convert to fraction form
    3,455.40/4,760.82 = 3,082.44/x
  3. Step 3: Cross multiply
    3,455.40x = 4,760.82 × 3,082.44
  4. Step 4: Simplify right side
    3,455.40x = 14,674,942.00
  5. Step 5: Solve for x
    x = 14,674,942.00/3,455.40
  6. Step 6: Final answer
    x = 4,246.96

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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.