Home / 11,229.84-16,847.22-3,439.26

Finding the Fourth Proportional to 11,229.84, 16,847.22 and 3,439.26

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Solution

The fourth proportional to 11,229.84, 16,847.22 and 3,439.26 is: 5,159.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.84 : 16,847.22 = 3,439.26 : x
  2. Step 2: Convert to fraction form
    11,229.84/16,847.22 = 3,439.26/x
  3. Step 3: Cross multiply
    11,229.84x = 16,847.22 × 3,439.26
  4. Step 4: Simplify right side
    11,229.84x = 57,941,969.86
  5. Step 5: Solve for x
    x = 57,941,969.86/11,229.84
  6. Step 6: Final answer
    x = 5,159.64

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1.5x scale

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.