Home / 4,788.64-6,608.28-2,692.78

Finding the Fourth Proportional to 4,788.64, 6,608.28 and 2,692.78

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Solution

The fourth proportional to 4,788.64, 6,608.28 and 2,692.78 is: 3,716.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788.64 : 6,608.28 = 2,692.78 : x
  2. Step 2: Convert to fraction form
    4,788.64/6,608.28 = 2,692.78/x
  3. Step 3: Cross multiply
    4,788.64x = 6,608.28 × 2,692.78
  4. Step 4: Simplify right side
    4,788.64x = 17,794,644.22
  5. Step 5: Solve for x
    x = 17,794,644.22/4,788.64
  6. Step 6: Final answer
    x = 3,716.01

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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.