Home / 4,930.74-7,396.11-3,290.49

Finding the Fourth Proportional to 4,930.74, 7,396.11 and 3,290.49

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Solution

The fourth proportional to 4,930.74, 7,396.11 and 3,290.49 is: 4,935.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930.74 : 7,396.11 = 3,290.49 : x
  2. Step 2: Convert to fraction form
    4,930.74/7,396.11 = 3,290.49/x
  3. Step 3: Cross multiply
    4,930.74x = 7,396.11 × 3,290.49
  4. Step 4: Simplify right side
    4,930.74x = 24,336,825.99
  5. Step 5: Solve for x
    x = 24,336,825.99/4,930.74
  6. Step 6: Final answer
    x = 4,935.74

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Similar ratio
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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.