Home / 11,625.91-17,430.09-5,997.55

Finding the Fourth Proportional to 11,625.91, 17,430.09 and 5,997.55

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Solution

The fourth proportional to 11,625.91, 17,430.09 and 5,997.55 is: 8,991.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,625.91 : 17,430.09 = 5,997.55 : x
  2. Step 2: Convert to fraction form
    11,625.91/17,430.09 = 5,997.55/x
  3. Step 3: Cross multiply
    11,625.91x = 17,430.09 × 5,997.55
  4. Step 4: Simplify right side
    11,625.91x = 104,537,719.14
  5. Step 5: Solve for x
    x = 104,537,719.14/11,625.91
  6. Step 6: Final answer
    x = 8,991.79

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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.