Home / 3,298.47-4,939.89-2,863.26

Finding the Fourth Proportional to 3,298.47, 4,939.89 and 2,863.26

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Solution

The fourth proportional to 3,298.47, 4,939.89 and 2,863.26 is: 4,288.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.47 : 4,939.89 = 2,863.26 : x
  2. Step 2: Convert to fraction form
    3,298.47/4,939.89 = 2,863.26/x
  3. Step 3: Cross multiply
    3,298.47x = 4,939.89 × 2,863.26
  4. Step 4: Simplify right side
    3,298.47x = 14,144,189.44
  5. Step 5: Solve for x
    x = 14,144,189.44/3,298.47
  6. Step 6: Final answer
    x = 4,288.11

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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.