Home / 11,490.73-17,236.16-4,095.47

Finding the Fourth Proportional to 11,490.73, 17,236.16 and 4,095.47

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Solution

The fourth proportional to 11,490.73, 17,236.16 and 4,095.47 is: 6,143.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,490.73 : 17,236.16 = 4,095.47 : x
  2. Step 2: Convert to fraction form
    11,490.73/17,236.16 = 4,095.47/x
  3. Step 3: Cross multiply
    11,490.73x = 17,236.16 × 4,095.47
  4. Step 4: Simplify right side
    11,490.73x = 70,590,176.20
  5. Step 5: Solve for x
    x = 70,590,176.20/11,490.73
  6. Step 6: Final answer
    x = 6,143.23

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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.