Home / 4,930-7,376.36-2,850.96

Finding the Fourth Proportional to 4,930, 7,376.36 and 2,850.96

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Solution

The fourth proportional to 4,930, 7,376.36 and 2,850.96 is: 4,265.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930 : 7,376.36 = 2,850.96 : x
  2. Step 2: Convert to fraction form
    4,930/7,376.36 = 2,850.96/x
  3. Step 3: Cross multiply
    4,930x = 7,376.36 × 2,850.96
  4. Step 4: Simplify right side
    4,930x = 21,029,707.31
  5. Step 5: Solve for x
    x = 21,029,707.31/4,930
  6. Step 6: Final answer
    x = 4,265.66

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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.