Home / 3,270.78-4,896.45-3,266.46

Finding the Fourth Proportional to 3,270.78, 4,896.45 and 3,266.46

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Solution

The fourth proportional to 3,270.78, 4,896.45 and 3,266.46 is: 4,889.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.78 : 4,896.45 = 3,266.46 : x
  2. Step 2: Convert to fraction form
    3,270.78/4,896.45 = 3,266.46/x
  3. Step 3: Cross multiply
    3,270.78x = 4,896.45 × 3,266.46
  4. Step 4: Simplify right side
    3,270.78x = 15,994,058.07
  5. Step 5: Solve for x
    x = 15,994,058.07/3,270.78
  6. Step 6: Final answer
    x = 4,889.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.