Home / 8,348.27-11,520.26-4,571.34

Finding the Fourth Proportional to 8,348.27, 11,520.26 and 4,571.34

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Solution

The fourth proportional to 8,348.27, 11,520.26 and 4,571.34 is: 6,308.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348.27 : 11,520.26 = 4,571.34 : x
  2. Step 2: Convert to fraction form
    8,348.27/11,520.26 = 4,571.34/x
  3. Step 3: Cross multiply
    8,348.27x = 11,520.26 × 4,571.34
  4. Step 4: Simplify right side
    8,348.27x = 52,662,976.43
  5. Step 5: Solve for x
    x = 52,662,976.43/8,348.27
  6. Step 6: Final answer
    x = 6,308.25

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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.