Home / 11,575.89-17,356.07-5,327.44

Finding the Fourth Proportional to 11,575.89, 17,356.07 and 5,327.44

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Solution

The fourth proportional to 11,575.89, 17,356.07 and 5,327.44 is: 7,987.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,575.89 : 17,356.07 = 5,327.44 : x
  2. Step 2: Convert to fraction form
    11,575.89/17,356.07 = 5,327.44/x
  3. Step 3: Cross multiply
    11,575.89x = 17,356.07 × 5,327.44
  4. Step 4: Simplify right side
    11,575.89x = 92,463,391.49
  5. Step 5: Solve for x
    x = 92,463,391.49/11,575.89
  6. Step 6: Final answer
    x = 7,987.58

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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.