Home / 11,052.75-15,241.99-7,072.41

Finding the Fourth Proportional to 11,052.75, 15,241.99 and 7,072.41

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Solution

The fourth proportional to 11,052.75, 15,241.99 and 7,072.41 is: 9,753.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,052.75 : 15,241.99 = 7,072.41 : x
  2. Step 2: Convert to fraction form
    11,052.75/15,241.99 = 7,072.41/x
  3. Step 3: Cross multiply
    11,052.75x = 15,241.99 × 7,072.41
  4. Step 4: Simplify right side
    11,052.75x = 107,797,602.50
  5. Step 5: Solve for x
    x = 107,797,602.50/11,052.75
  6. Step 6: Final answer
    x = 9,753.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.