Home / 11,144.33-15,379.08-6,108.83

Finding the Fourth Proportional to 11,144.33, 15,379.08 and 6,108.83

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Solution

The fourth proportional to 11,144.33, 15,379.08 and 6,108.83 is: 8,430.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,144.33 : 15,379.08 = 6,108.83 : x
  2. Step 2: Convert to fraction form
    11,144.33/15,379.08 = 6,108.83/x
  3. Step 3: Cross multiply
    11,144.33x = 15,379.08 × 6,108.83
  4. Step 4: Simplify right side
    11,144.33x = 93,948,185.28
  5. Step 5: Solve for x
    x = 93,948,185.28/11,144.33
  6. Step 6: Final answer
    x = 8,430.13

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1.5x scale

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.