Home / 2,418.09-3,628.98-1,677.30

Finding the Fourth Proportional to 2,418.09, 3,628.98 and 1,677.30

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Solution

The fourth proportional to 2,418.09, 3,628.98 and 1,677.30 is: 2,517.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.09 : 3,628.98 = 1,677.30 : x
  2. Step 2: Convert to fraction form
    2,418.09/3,628.98 = 1,677.30/x
  3. Step 3: Cross multiply
    2,418.09x = 3,628.98 × 1,677.30
  4. Step 4: Simplify right side
    2,418.09x = 6,086,888.15
  5. Step 5: Solve for x
    x = 6,086,888.15/2,418.09
  6. Step 6: Final answer
    x = 2,517.23

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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.