Home / 11,743.35-17,621.91-4,724.88

Finding the Fourth Proportional to 11,743.35, 17,621.91 and 4,724.88

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Solution

The fourth proportional to 11,743.35, 17,621.91 and 4,724.88 is: 7,090.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,743.35 : 17,621.91 = 4,724.88 : x
  2. Step 2: Convert to fraction form
    11,743.35/17,621.91 = 4,724.88/x
  3. Step 3: Cross multiply
    11,743.35x = 17,621.91 × 4,724.88
  4. Step 4: Simplify right side
    11,743.35x = 83,261,410.12
  5. Step 5: Solve for x
    x = 83,261,410.12/11,743.35
  6. Step 6: Final answer
    x = 7,090.09

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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.