Home / 3,579.36-4,939.50-2,007.46

Finding the Fourth Proportional to 3,579.36, 4,939.50 and 2,007.46

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Solution

The fourth proportional to 3,579.36, 4,939.50 and 2,007.46 is: 2,770.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.36 : 4,939.50 = 2,007.46 : x
  2. Step 2: Convert to fraction form
    3,579.36/4,939.50 = 2,007.46/x
  3. Step 3: Cross multiply
    3,579.36x = 4,939.50 × 2,007.46
  4. Step 4: Simplify right side
    3,579.36x = 9,915,848.67
  5. Step 5: Solve for x
    x = 9,915,848.67/3,579.36
  6. Step 6: Final answer
    x = 2,770.29

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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.