Home / 11,995.23-17,977.01-5,757.15

Finding the Fourth Proportional to 11,995.23, 17,977.01 and 5,757.15

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Solution

The fourth proportional to 11,995.23, 17,977.01 and 5,757.15 is: 8,628.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,995.23 : 17,977.01 = 5,757.15 : x
  2. Step 2: Convert to fraction form
    11,995.23/17,977.01 = 5,757.15/x
  3. Step 3: Cross multiply
    11,995.23x = 17,977.01 × 5,757.15
  4. Step 4: Simplify right side
    11,995.23x = 103,496,314.34
  5. Step 5: Solve for x
    x = 103,496,314.34/11,995.23
  6. Step 6: Final answer
    x = 8,628.12

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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.