Home / 8,728.89-13,093.62-3,464.88

Finding the Fourth Proportional to 8,728.89, 13,093.62 and 3,464.88

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Solution

The fourth proportional to 8,728.89, 13,093.62 and 3,464.88 is: 5,197.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,728.89 : 13,093.62 = 3,464.88 : x
  2. Step 2: Convert to fraction form
    8,728.89/13,093.62 = 3,464.88/x
  3. Step 3: Cross multiply
    8,728.89x = 13,093.62 × 3,464.88
  4. Step 4: Simplify right side
    8,728.89x = 45,367,822.07
  5. Step 5: Solve for x
    x = 45,367,822.07/8,728.89
  6. Step 6: Final answer
    x = 5,197.43

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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.