Home / 4,910.12-7,353.84-2,958.02

Finding the Fourth Proportional to 4,910.12, 7,353.84 and 2,958.02

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Solution

The fourth proportional to 4,910.12, 7,353.84 and 2,958.02 is: 4,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.12 : 7,353.84 = 2,958.02 : x
  2. Step 2: Convert to fraction form
    4,910.12/7,353.84 = 2,958.02/x
  3. Step 3: Cross multiply
    4,910.12x = 7,353.84 × 2,958.02
  4. Step 4: Simplify right side
    4,910.12x = 21,752,805.80
  5. Step 5: Solve for x
    x = 21,752,805.80/4,910.12
  6. Step 6: Final answer
    x = 4,430.20

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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.