Home / 4,476.85-6,719.37-2,399.20

Finding the Fourth Proportional to 4,476.85, 6,719.37 and 2,399.20

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Solution

The fourth proportional to 4,476.85, 6,719.37 and 2,399.20 is: 3,600.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.85 : 6,719.37 = 2,399.20 : x
  2. Step 2: Convert to fraction form
    4,476.85/6,719.37 = 2,399.20/x
  3. Step 3: Cross multiply
    4,476.85x = 6,719.37 × 2,399.20
  4. Step 4: Simplify right side
    4,476.85x = 16,121,112.50
  5. Step 5: Solve for x
    x = 16,121,112.50/4,476.85
  6. Step 6: Final answer
    x = 3,600.99

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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.