Home / 4,968.17-6,855.67-2,872.43

Finding the Fourth Proportional to 4,968.17, 6,855.67 and 2,872.43

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Solution

The fourth proportional to 4,968.17, 6,855.67 and 2,872.43 is: 3,963.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.17 : 6,855.67 = 2,872.43 : x
  2. Step 2: Convert to fraction form
    4,968.17/6,855.67 = 2,872.43/x
  3. Step 3: Cross multiply
    4,968.17x = 6,855.67 × 2,872.43
  4. Step 4: Simplify right side
    4,968.17x = 19,692,432.18
  5. Step 5: Solve for x
    x = 19,692,432.18/4,968.17
  6. Step 6: Final answer
    x = 3,963.72

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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.