Home / 11,373.75-17,060.67-3,165.75

Finding the Fourth Proportional to 11,373.75, 17,060.67 and 3,165.75

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Solution

The fourth proportional to 11,373.75, 17,060.67 and 3,165.75 is: 4,748.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,373.75 : 17,060.67 = 3,165.75 : x
  2. Step 2: Convert to fraction form
    11,373.75/17,060.67 = 3,165.75/x
  3. Step 3: Cross multiply
    11,373.75x = 17,060.67 × 3,165.75
  4. Step 4: Simplify right side
    11,373.75x = 54,009,816.05
  5. Step 5: Solve for x
    x = 54,009,816.05/11,373.75
  6. Step 6: Final answer
    x = 4,748.64

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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.