Home / 4,862.48-6,711-2,767.28

Finding the Fourth Proportional to 4,862.48, 6,711 and 2,767.28

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Solution

The fourth proportional to 4,862.48, 6,711 and 2,767.28 is: 3,819.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,862.48 : 6,711 = 2,767.28 : x
  2. Step 2: Convert to fraction form
    4,862.48/6,711 = 2,767.28/x
  3. Step 3: Cross multiply
    4,862.48x = 6,711 × 2,767.28
  4. Step 4: Simplify right side
    4,862.48x = 18,571,216.08
  5. Step 5: Solve for x
    x = 18,571,216.08/4,862.48
  6. Step 6: Final answer
    x = 3,819.29

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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.