Home / 3,197.94-4,411.86-1,956.66

Finding the Fourth Proportional to 3,197.94, 4,411.86 and 1,956.66

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Solution

The fourth proportional to 3,197.94, 4,411.86 and 1,956.66 is: 2,699.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.94 : 4,411.86 = 1,956.66 : x
  2. Step 2: Convert to fraction form
    3,197.94/4,411.86 = 1,956.66/x
  3. Step 3: Cross multiply
    3,197.94x = 4,411.86 × 1,956.66
  4. Step 4: Simplify right side
    3,197.94x = 8,632,509.99
  5. Step 5: Solve for x
    x = 8,632,509.99/3,197.94
  6. Step 6: Final answer
    x = 2,699.40

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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.