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Finding the Fourth Proportional to 4,398.88, 6,597.78 and 2,551

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Solution

The fourth proportional to 4,398.88, 6,597.78 and 2,551 is: 3,826.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,398.88 : 6,597.78 = 2,551 : x
  2. Step 2: Convert to fraction form
    4,398.88/6,597.78 = 2,551/x
  3. Step 3: Cross multiply
    4,398.88x = 6,597.78 × 2,551
  4. Step 4: Simplify right side
    4,398.88x = 16,830,936.78
  5. Step 5: Solve for x
    x = 16,830,936.78/4,398.88
  6. Step 6: Final answer
    x = 3,826.19

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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.