Home / 11,517.30-17,276.31-4,497.03

Finding the Fourth Proportional to 11,517.30, 17,276.31 and 4,497.03

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Solution

The fourth proportional to 11,517.30, 17,276.31 and 4,497.03 is: 6,745.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,517.30 : 17,276.31 = 4,497.03 : x
  2. Step 2: Convert to fraction form
    11,517.30/17,276.31 = 4,497.03/x
  3. Step 3: Cross multiply
    11,517.30x = 17,276.31 × 4,497.03
  4. Step 4: Simplify right side
    11,517.30x = 77,692,084.36
  5. Step 5: Solve for x
    x = 77,692,084.36/11,517.30
  6. Step 6: Final answer
    x = 6,745.69

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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.