Home / 3,579.14-4,939.20-2,007.24

Finding the Fourth Proportional to 3,579.14, 4,939.20 and 2,007.24

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Solution

The fourth proportional to 3,579.14, 4,939.20 and 2,007.24 is: 2,769.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.14 : 4,939.20 = 2,007.24 : x
  2. Step 2: Convert to fraction form
    3,579.14/4,939.20 = 2,007.24/x
  3. Step 3: Cross multiply
    3,579.14x = 4,939.20 × 2,007.24
  4. Step 4: Simplify right side
    3,579.14x = 9,914,159.81
  5. Step 5: Solve for x
    x = 9,914,159.81/3,579.14
  6. Step 6: Final answer
    x = 2,769.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.