Home / 3,719.36-5,579.97-2,625.86

Finding the Fourth Proportional to 3,719.36, 5,579.97 and 2,625.86

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Solution

The fourth proportional to 3,719.36, 5,579.97 and 2,625.86 is: 3,939.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.36 : 5,579.97 = 2,625.86 : x
  2. Step 2: Convert to fraction form
    3,719.36/5,579.97 = 2,625.86/x
  3. Step 3: Cross multiply
    3,719.36x = 5,579.97 × 2,625.86
  4. Step 4: Simplify right side
    3,719.36x = 14,652,220.02
  5. Step 5: Solve for x
    x = 14,652,220.02/3,719.36
  6. Step 6: Final answer
    x = 3,939.45

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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.