Home / 3,276.28-4,916.44-1,328.50

Finding the Fourth Proportional to 3,276.28, 4,916.44 and 1,328.50

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Solution

The fourth proportional to 3,276.28, 4,916.44 and 1,328.50 is: 1,993.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.28 : 4,916.44 = 1,328.50 : x
  2. Step 2: Convert to fraction form
    3,276.28/4,916.44 = 1,328.50/x
  3. Step 3: Cross multiply
    3,276.28x = 4,916.44 × 1,328.50
  4. Step 4: Simplify right side
    3,276.28x = 6,531,490.54
  5. Step 5: Solve for x
    x = 6,531,490.54/3,276.28
  6. Step 6: Final answer
    x = 1,993.57

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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.