Home / 11,591.64-17,371.26-5,742.36

Finding the Fourth Proportional to 11,591.64, 17,371.26 and 5,742.36

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Solution

The fourth proportional to 11,591.64, 17,371.26 and 5,742.36 is: 8,605.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.64 : 17,371.26 = 5,742.36 : x
  2. Step 2: Convert to fraction form
    11,591.64/17,371.26 = 5,742.36/x
  3. Step 3: Cross multiply
    11,591.64x = 17,371.26 × 5,742.36
  4. Step 4: Simplify right side
    11,591.64x = 99,752,028.57
  5. Step 5: Solve for x
    x = 99,752,028.57/11,591.64
  6. Step 6: Final answer
    x = 8,605.51

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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.