Home / 3,270.05-4,512.64-1,777.95

Finding the Fourth Proportional to 3,270.05, 4,512.64 and 1,777.95

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Solution

The fourth proportional to 3,270.05, 4,512.64 and 1,777.95 is: 2,453.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.05 : 4,512.64 = 1,777.95 : x
  2. Step 2: Convert to fraction form
    3,270.05/4,512.64 = 1,777.95/x
  3. Step 3: Cross multiply
    3,270.05x = 4,512.64 × 1,777.95
  4. Step 4: Simplify right side
    3,270.05x = 8,023,242.18
  5. Step 5: Solve for x
    x = 8,023,242.18/3,270.05
  6. Step 6: Final answer
    x = 2,453.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.