Home / 8,348.49-11,520.92-4,571.66

Finding the Fourth Proportional to 8,348.49, 11,520.92 and 4,571.66

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Solution

The fourth proportional to 8,348.49, 11,520.92 and 4,571.66 is: 6,308.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348.49 : 11,520.92 = 4,571.66 : x
  2. Step 2: Convert to fraction form
    8,348.49/11,520.92 = 4,571.66/x
  3. Step 3: Cross multiply
    8,348.49x = 11,520.92 × 4,571.66
  4. Step 4: Simplify right side
    8,348.49x = 52,669,729.13
  5. Step 5: Solve for x
    x = 52,669,729.13/8,348.49
  6. Step 6: Final answer
    x = 6,308.89

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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.