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Finding the Fourth Proportional to 4,893.76, 6,752.28 and 2,797.84

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Solution

The fourth proportional to 4,893.76, 6,752.28 and 2,797.84 is: 3,860.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893.76 : 6,752.28 = 2,797.84 : x
  2. Step 2: Convert to fraction form
    4,893.76/6,752.28 = 2,797.84/x
  3. Step 3: Cross multiply
    4,893.76x = 6,752.28 × 2,797.84
  4. Step 4: Simplify right side
    4,893.76x = 18,891,799.08
  5. Step 5: Solve for x
    x = 18,891,799.08/4,893.76
  6. Step 6: Final answer
    x = 3,860.39

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1.5x scale

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.