Home / 4,968.01-6,855.60-2,872

Finding the Fourth Proportional to 4,968.01, 6,855.60 and 2,872

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Solution

The fourth proportional to 4,968.01, 6,855.60 and 2,872 is: 3,963.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.01 : 6,855.60 = 2,872 : x
  2. Step 2: Convert to fraction form
    4,968.01/6,855.60 = 2,872/x
  3. Step 3: Cross multiply
    4,968.01x = 6,855.60 × 2,872
  4. Step 4: Simplify right side
    4,968.01x = 19,689,283.20
  5. Step 5: Solve for x
    x = 19,689,283.20/4,968.01
  6. Step 6: Final answer
    x = 3,963.21

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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.