Home / 11,517.32-17,277.26-3,309.32

Finding the Fourth Proportional to 11,517.32, 17,277.26 and 3,309.32

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Solution

The fourth proportional to 11,517.32, 17,277.26 and 3,309.32 is: 4,964.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,517.32 : 17,277.26 = 3,309.32 : x
  2. Step 2: Convert to fraction form
    11,517.32/17,277.26 = 3,309.32/x
  3. Step 3: Cross multiply
    11,517.32x = 17,277.26 × 3,309.32
  4. Step 4: Simplify right side
    11,517.32x = 57,175,982.06
  5. Step 5: Solve for x
    x = 57,175,982.06/11,517.32
  6. Step 6: Final answer
    x = 4,964.35

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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.