Home / 8,093.64-12,130.52-3,872.06

Finding the Fourth Proportional to 8,093.64, 12,130.52 and 3,872.06

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Solution

The fourth proportional to 8,093.64, 12,130.52 and 3,872.06 is: 5,803.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,093.64 : 12,130.52 = 3,872.06 : x
  2. Step 2: Convert to fraction form
    8,093.64/12,130.52 = 3,872.06/x
  3. Step 3: Cross multiply
    8,093.64x = 12,130.52 × 3,872.06
  4. Step 4: Simplify right side
    8,093.64x = 46,970,101.27
  5. Step 5: Solve for x
    x = 46,970,101.27/8,093.64
  6. Step 6: Final answer
    x = 5,803.33

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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.