Home / 2,418.53-3,338.64-1,610.96

Finding the Fourth Proportional to 2,418.53, 3,338.64 and 1,610.96

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Solution

The fourth proportional to 2,418.53, 3,338.64 and 1,610.96 is: 2,223.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.53 : 3,338.64 = 1,610.96 : x
  2. Step 2: Convert to fraction form
    2,418.53/3,338.64 = 1,610.96/x
  3. Step 3: Cross multiply
    2,418.53x = 3,338.64 × 1,610.96
  4. Step 4: Simplify right side
    2,418.53x = 5,378,398.80
  5. Step 5: Solve for x
    x = 5,378,398.80/2,418.53
  6. Step 6: Final answer
    x = 2,223.83

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1.5x scale

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.