Home / 11,231.97-16,847.96-3,439.77

Finding the Fourth Proportional to 11,231.97, 16,847.96 and 3,439.77

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Solution

The fourth proportional to 11,231.97, 16,847.96 and 3,439.77 is: 5,159.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,231.97 : 16,847.96 = 3,439.77 : x
  2. Step 2: Convert to fraction form
    11,231.97/16,847.96 = 3,439.77/x
  3. Step 3: Cross multiply
    11,231.97x = 16,847.96 × 3,439.77
  4. Step 4: Simplify right side
    11,231.97x = 57,953,090.17
  5. Step 5: Solve for x
    x = 57,953,090.17/11,231.97
  6. Step 6: Final answer
    x = 5,159.66

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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.