Home / 4,129.29-6,193.88-1,936.47

Finding the Fourth Proportional to 4,129.29, 6,193.88 and 1,936.47

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Solution

The fourth proportional to 4,129.29, 6,193.88 and 1,936.47 is: 2,904.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.29 : 6,193.88 = 1,936.47 : x
  2. Step 2: Convert to fraction form
    4,129.29/6,193.88 = 1,936.47/x
  3. Step 3: Cross multiply
    4,129.29x = 6,193.88 × 1,936.47
  4. Step 4: Simplify right side
    4,129.29x = 11,994,253.12
  5. Step 5: Solve for x
    x = 11,994,253.12/4,129.29
  6. Step 6: Final answer
    x = 2,904.68

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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.