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Finding the Fourth Proportional to 11,017.74, 16,525.53 and 3,997.74

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Solution

The fourth proportional to 11,017.74, 16,525.53 and 3,997.74 is: 5,996.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017.74 : 16,525.53 = 3,997.74 : x
  2. Step 2: Convert to fraction form
    11,017.74/16,525.53 = 3,997.74/x
  3. Step 3: Cross multiply
    11,017.74x = 16,525.53 × 3,997.74
  4. Step 4: Simplify right side
    11,017.74x = 66,064,772.30
  5. Step 5: Solve for x
    x = 66,064,772.30/11,017.74
  6. Step 6: Final answer
    x = 5,996.22

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1.5x scale

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.