Home / 7,999.89-11,033.91-5,874.75

Finding the Fourth Proportional to 7,999.89, 11,033.91 and 5,874.75

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Solution

The fourth proportional to 7,999.89, 11,033.91 and 5,874.75 is: 8,102.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,999.89 : 11,033.91 = 5,874.75 : x
  2. Step 2: Convert to fraction form
    7,999.89/11,033.91 = 5,874.75/x
  3. Step 3: Cross multiply
    7,999.89x = 11,033.91 × 5,874.75
  4. Step 4: Simplify right side
    7,999.89x = 64,821,462.77
  5. Step 5: Solve for x
    x = 64,821,462.77/7,999.89
  6. Step 6: Final answer
    x = 8,102.79

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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.