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Finding the Fourth Proportional to 4,913.52, 6,780.78 and 2,675.49

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Solution

The fourth proportional to 4,913.52, 6,780.78 and 2,675.49 is: 3,692.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.52 : 6,780.78 = 2,675.49 : x
  2. Step 2: Convert to fraction form
    4,913.52/6,780.78 = 2,675.49/x
  3. Step 3: Cross multiply
    4,913.52x = 6,780.78 × 2,675.49
  4. Step 4: Simplify right side
    4,913.52x = 18,141,875.18
  5. Step 5: Solve for x
    x = 18,141,875.18/4,913.52
  6. Step 6: Final answer
    x = 3,692.24

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