Home / 7,383.34-11,073.91-3,000.78

Finding the Fourth Proportional to 7,383.34, 11,073.91 and 3,000.78

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Solution

The fourth proportional to 7,383.34, 11,073.91 and 3,000.78 is: 4,500.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.34 : 11,073.91 = 3,000.78 : x
  2. Step 2: Convert to fraction form
    7,383.34/11,073.91 = 3,000.78/x
  3. Step 3: Cross multiply
    7,383.34x = 11,073.91 × 3,000.78
  4. Step 4: Simplify right side
    7,383.34x = 33,230,367.65
  5. Step 5: Solve for x
    x = 33,230,367.65/7,383.34
  6. Step 6: Final answer
    x = 4,500.72

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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.