Home / 11,359.20-17,046.08-5,512.62

Finding the Fourth Proportional to 11,359.20, 17,046.08 and 5,512.62

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Solution

The fourth proportional to 11,359.20, 17,046.08 and 5,512.62 is: 8,272.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359.20 : 17,046.08 = 5,512.62 : x
  2. Step 2: Convert to fraction form
    11,359.20/17,046.08 = 5,512.62/x
  3. Step 3: Cross multiply
    11,359.20x = 17,046.08 × 5,512.62
  4. Step 4: Simplify right side
    11,359.20x = 93,968,561.53
  5. Step 5: Solve for x
    x = 93,968,561.53/11,359.20
  6. Step 6: Final answer
    x = 8,272.46

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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.