Home / 8,137.13-11,229.80-4,600.35

Finding the Fourth Proportional to 8,137.13, 11,229.80 and 4,600.35

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Solution

The fourth proportional to 8,137.13, 11,229.80 and 4,600.35 is: 6,348.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,137.13 : 11,229.80 = 4,600.35 : x
  2. Step 2: Convert to fraction form
    8,137.13/11,229.80 = 4,600.35/x
  3. Step 3: Cross multiply
    8,137.13x = 11,229.80 × 4,600.35
  4. Step 4: Simplify right side
    8,137.13x = 51,660,987.43
  5. Step 5: Solve for x
    x = 51,660,987.43/8,137.13
  6. Step 6: Final answer
    x = 6,348.80

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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.