Home / 4,197.78-6,296.76-1,859.82

Finding the Fourth Proportional to 4,197.78, 6,296.76 and 1,859.82

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Solution

The fourth proportional to 4,197.78, 6,296.76 and 1,859.82 is: 2,789.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,197.78 : 6,296.76 = 1,859.82 : x
  2. Step 2: Convert to fraction form
    4,197.78/6,296.76 = 1,859.82/x
  3. Step 3: Cross multiply
    4,197.78x = 6,296.76 × 1,859.82
  4. Step 4: Simplify right side
    4,197.78x = 11,710,840.18
  5. Step 5: Solve for x
    x = 11,710,840.18/4,197.78
  6. Step 6: Final answer
    x = 2,789.77

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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.