Home / 11,521.80-17,270.73-5,589.93

Finding the Fourth Proportional to 11,521.80, 17,270.73 and 5,589.93

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Solution

The fourth proportional to 11,521.80, 17,270.73 and 5,589.93 is: 8,379.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,521.80 : 17,270.73 = 5,589.93 : x
  2. Step 2: Convert to fraction form
    11,521.80/17,270.73 = 5,589.93/x
  3. Step 3: Cross multiply
    11,521.80x = 17,270.73 × 5,589.93
  4. Step 4: Simplify right side
    11,521.80x = 96,542,171.75
  5. Step 5: Solve for x
    x = 96,542,171.75/11,521.80
  6. Step 6: Final answer
    x = 8,379.09

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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.