Home / 3,266.45-4,899.60-2,719.02

Finding the Fourth Proportional to 3,266.45, 4,899.60 and 2,719.02

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Solution

The fourth proportional to 3,266.45, 4,899.60 and 2,719.02 is: 4,078.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266.45 : 4,899.60 = 2,719.02 : x
  2. Step 2: Convert to fraction form
    3,266.45/4,899.60 = 2,719.02/x
  3. Step 3: Cross multiply
    3,266.45x = 4,899.60 × 2,719.02
  4. Step 4: Simplify right side
    3,266.45x = 13,322,110.39
  5. Step 5: Solve for x
    x = 13,322,110.39/3,266.45
  6. Step 6: Final answer
    x = 4,078.47

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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.