Home / 4,103.27-6,148.79-1,911.59

Finding the Fourth Proportional to 4,103.27, 6,148.79 and 1,911.59

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Solution

The fourth proportional to 4,103.27, 6,148.79 and 1,911.59 is: 2,864.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.27 : 6,148.79 = 1,911.59 : x
  2. Step 2: Convert to fraction form
    4,103.27/6,148.79 = 1,911.59/x
  3. Step 3: Cross multiply
    4,103.27x = 6,148.79 × 1,911.59
  4. Step 4: Simplify right side
    4,103.27x = 11,753,955.92
  5. Step 5: Solve for x
    x = 11,753,955.92/4,103.27
  6. Step 6: Final answer
    x = 2,864.53

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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.