Home / 3,616.99-5,419.90-2,442.39

Finding the Fourth Proportional to 3,616.99, 5,419.90 and 2,442.39

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Solution

The fourth proportional to 3,616.99, 5,419.90 and 2,442.39 is: 3,659.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.99 : 5,419.90 = 2,442.39 : x
  2. Step 2: Convert to fraction form
    3,616.99/5,419.90 = 2,442.39/x
  3. Step 3: Cross multiply
    3,616.99x = 5,419.90 × 2,442.39
  4. Step 4: Simplify right side
    3,616.99x = 13,237,470.25
  5. Step 5: Solve for x
    x = 13,237,470.25/3,616.99
  6. Step 6: Final answer
    x = 3,659.81

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1.5x scale

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.