Home / 11,762.84-17,644.35-2,997.75

Finding the Fourth Proportional to 11,762.84, 17,644.35 and 2,997.75

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Solution

The fourth proportional to 11,762.84, 17,644.35 and 2,997.75 is: 4,496.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,762.84 : 17,644.35 = 2,997.75 : x
  2. Step 2: Convert to fraction form
    11,762.84/17,644.35 = 2,997.75/x
  3. Step 3: Cross multiply
    11,762.84x = 17,644.35 × 2,997.75
  4. Step 4: Simplify right side
    11,762.84x = 52,893,350.21
  5. Step 5: Solve for x
    x = 52,893,350.21/11,762.84
  6. Step 6: Final answer
    x = 4,496.65

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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.