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Finding the Fourth Proportional to 11,744.88, 17,605.44 and 7,365.39

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Solution

The fourth proportional to 11,744.88, 17,605.44 and 7,365.39 is: 11,040.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,744.88 : 17,605.44 = 7,365.39 : x
  2. Step 2: Convert to fraction form
    11,744.88/17,605.44 = 7,365.39/x
  3. Step 3: Cross multiply
    11,744.88x = 17,605.44 × 7,365.39
  4. Step 4: Simplify right side
    11,744.88x = 129,670,931.72
  5. Step 5: Solve for x
    x = 129,670,931.72/11,744.88
  6. Step 6: Final answer
    x = 11,040.63

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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.