Home / 11,517.12-17,283.36-6,326.64

Finding the Fourth Proportional to 11,517.12, 17,283.36 and 6,326.64

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Solution

The fourth proportional to 11,517.12, 17,283.36 and 6,326.64 is: 9,494.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,517.12 : 17,283.36 = 6,326.64 : x
  2. Step 2: Convert to fraction form
    11,517.12/17,283.36 = 6,326.64/x
  3. Step 3: Cross multiply
    11,517.12x = 17,283.36 × 6,326.64
  4. Step 4: Simplify right side
    11,517.12x = 109,345,596.71
  5. Step 5: Solve for x
    x = 109,345,596.71/11,517.12
  6. Step 6: Final answer
    x = 9,494.18

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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.