Home / 3,294.45-4,899.29-3,190.61

Finding the Fourth Proportional to 3,294.45, 4,899.29 and 3,190.61

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Solution

The fourth proportional to 3,294.45, 4,899.29 and 3,190.61 is: 4,744.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294.45 : 4,899.29 = 3,190.61 : x
  2. Step 2: Convert to fraction form
    3,294.45/4,899.29 = 3,190.61/x
  3. Step 3: Cross multiply
    3,294.45x = 4,899.29 × 3,190.61
  4. Step 4: Simplify right side
    3,294.45x = 15,631,719.96
  5. Step 5: Solve for x
    x = 15,631,719.96/3,294.45
  6. Step 6: Final answer
    x = 4,744.86

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.