Home / 3,280.09-4,523.05-2,439.44

Finding the Fourth Proportional to 3,280.09, 4,523.05 and 2,439.44

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Solution

The fourth proportional to 3,280.09, 4,523.05 and 2,439.44 is: 3,363.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280.09 : 4,523.05 = 2,439.44 : x
  2. Step 2: Convert to fraction form
    3,280.09/4,523.05 = 2,439.44/x
  3. Step 3: Cross multiply
    3,280.09x = 4,523.05 × 2,439.44
  4. Step 4: Simplify right side
    3,280.09x = 11,033,709.09
  5. Step 5: Solve for x
    x = 11,033,709.09/3,280.09
  6. Step 6: Final answer
    x = 3,363.84

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1.5x scale

Why These Related Problems?

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