Home / 4,972.83-6,862.68-2,734.87

Finding the Fourth Proportional to 4,972.83, 6,862.68 and 2,734.87

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Solution

The fourth proportional to 4,972.83, 6,862.68 and 2,734.87 is: 3,774.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.83 : 6,862.68 = 2,734.87 : x
  2. Step 2: Convert to fraction form
    4,972.83/6,862.68 = 2,734.87/x
  3. Step 3: Cross multiply
    4,972.83x = 6,862.68 × 2,734.87
  4. Step 4: Simplify right side
    4,972.83x = 18,768,537.65
  5. Step 5: Solve for x
    x = 18,768,537.65/4,972.83
  6. Step 6: Final answer
    x = 3,774.22

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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.