Home / 8,348.27-11,520.74-4,571.37

Finding the Fourth Proportional to 8,348.27, 11,520.74 and 4,571.37

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Solution

The fourth proportional to 8,348.27, 11,520.74 and 4,571.37 is: 6,308.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348.27 : 11,520.74 = 4,571.37 : x
  2. Step 2: Convert to fraction form
    8,348.27/11,520.74 = 4,571.37/x
  3. Step 3: Cross multiply
    8,348.27x = 11,520.74 × 4,571.37
  4. Step 4: Simplify right side
    8,348.27x = 52,665,565.21
  5. Step 5: Solve for x
    x = 52,665,565.21/8,348.27
  6. Step 6: Final answer
    x = 6,308.56

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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.