Home / 11,338.64-17,005.22-4,318.37

Finding the Fourth Proportional to 11,338.64, 17,005.22 and 4,318.37

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Solution

The fourth proportional to 11,338.64, 17,005.22 and 4,318.37 is: 6,476.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,338.64 : 17,005.22 = 4,318.37 : x
  2. Step 2: Convert to fraction form
    11,338.64/17,005.22 = 4,318.37/x
  3. Step 3: Cross multiply
    11,338.64x = 17,005.22 × 4,318.37
  4. Step 4: Simplify right side
    11,338.64x = 73,434,757.66
  5. Step 5: Solve for x
    x = 73,434,757.66/11,338.64
  6. Step 6: Final answer
    x = 6,476.51

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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.