Home / 11,490.66-17,230.32-4,094.01

Finding the Fourth Proportional to 11,490.66, 17,230.32 and 4,094.01

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Solution

The fourth proportional to 11,490.66, 17,230.32 and 4,094.01 is: 6,138.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,490.66 : 17,230.32 = 4,094.01 : x
  2. Step 2: Convert to fraction form
    11,490.66/17,230.32 = 4,094.01/x
  3. Step 3: Cross multiply
    11,490.66x = 17,230.32 × 4,094.01
  4. Step 4: Simplify right side
    11,490.66x = 70,541,102.38
  5. Step 5: Solve for x
    x = 70,541,102.38/11,490.66
  6. Step 6: Final answer
    x = 6,138.99

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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.