Home / 4,922.56-7,389.30-2,002.90

Finding the Fourth Proportional to 4,922.56, 7,389.30 and 2,002.90

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Solution

The fourth proportional to 4,922.56, 7,389.30 and 2,002.90 is: 3,006.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,922.56 : 7,389.30 = 2,002.90 : x
  2. Step 2: Convert to fraction form
    4,922.56/7,389.30 = 2,002.90/x
  3. Step 3: Cross multiply
    4,922.56x = 7,389.30 × 2,002.90
  4. Step 4: Simplify right side
    4,922.56x = 14,800,028.97
  5. Step 5: Solve for x
    x = 14,800,028.97/4,922.56
  6. Step 6: Final answer
    x = 3,006.57

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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.