Home / 3,299-4,946.34-2,672.60

Finding the Fourth Proportional to 3,299, 4,946.34 and 2,672.60

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Solution

The fourth proportional to 3,299, 4,946.34 and 2,672.60 is: 4,007.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299 : 4,946.34 = 2,672.60 : x
  2. Step 2: Convert to fraction form
    3,299/4,946.34 = 2,672.60/x
  3. Step 3: Cross multiply
    3,299x = 4,946.34 × 2,672.60
  4. Step 4: Simplify right side
    3,299x = 13,219,588.28
  5. Step 5: Solve for x
    x = 13,219,588.28/3,299
  6. Step 6: Final answer
    x = 4,007.15

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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.