Home / 4,930.27-7,394.66-2,156.46

Finding the Fourth Proportional to 4,930.27, 7,394.66 and 2,156.46

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Solution

The fourth proportional to 4,930.27, 7,394.66 and 2,156.46 is: 3,234.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930.27 : 7,394.66 = 2,156.46 : x
  2. Step 2: Convert to fraction form
    4,930.27/7,394.66 = 2,156.46/x
  3. Step 3: Cross multiply
    4,930.27x = 7,394.66 × 2,156.46
  4. Step 4: Simplify right side
    4,930.27x = 15,946,258.08
  5. Step 5: Solve for x
    x = 15,946,258.08/4,930.27
  6. Step 6: Final answer
    x = 3,234.36

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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.