Home / 4,453.60-6,670.80-2,399.20

Finding the Fourth Proportional to 4,453.60, 6,670.80 and 2,399.20

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Solution

The fourth proportional to 4,453.60, 6,670.80 and 2,399.20 is: 3,593.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.60 : 6,670.80 = 2,399.20 : x
  2. Step 2: Convert to fraction form
    4,453.60/6,670.80 = 2,399.20/x
  3. Step 3: Cross multiply
    4,453.60x = 6,670.80 × 2,399.20
  4. Step 4: Simplify right side
    4,453.60x = 16,004,583.36
  5. Step 5: Solve for x
    x = 16,004,583.36/4,453.60
  6. Step 6: Final answer
    x = 3,593.63

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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.