Home / 2,546.88-3,818.16-1,679.28

Finding the Fourth Proportional to 2,546.88, 3,818.16 and 1,679.28

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Solution

The fourth proportional to 2,546.88, 3,818.16 and 1,679.28 is: 2,517.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,546.88 : 3,818.16 = 1,679.28 : x
  2. Step 2: Convert to fraction form
    2,546.88/3,818.16 = 1,679.28/x
  3. Step 3: Cross multiply
    2,546.88x = 3,818.16 × 1,679.28
  4. Step 4: Simplify right side
    2,546.88x = 6,411,759.72
  5. Step 5: Solve for x
    x = 6,411,759.72/2,546.88
  6. Step 6: Final answer
    x = 2,517.50

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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.