Home / 4,927.92-7,399.26-3,090.66

Finding the Fourth Proportional to 4,927.92, 7,399.26 and 3,090.66

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Solution

The fourth proportional to 4,927.92, 7,399.26 and 3,090.66 is: 4,640.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.92 : 7,399.26 = 3,090.66 : x
  2. Step 2: Convert to fraction form
    4,927.92/7,399.26 = 3,090.66/x
  3. Step 3: Cross multiply
    4,927.92x = 7,399.26 × 3,090.66
  4. Step 4: Simplify right side
    4,927.92x = 22,868,596.91
  5. Step 5: Solve for x
    x = 22,868,596.91/4,927.92
  6. Step 6: Final answer
    x = 4,640.62

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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.