Home / 3,926.45-5,879.18-3,303.66

Finding the Fourth Proportional to 3,926.45, 5,879.18 and 3,303.66

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Solution

The fourth proportional to 3,926.45, 5,879.18 and 3,303.66 is: 4,946.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.45 : 5,879.18 = 3,303.66 : x
  2. Step 2: Convert to fraction form
    3,926.45/5,879.18 = 3,303.66/x
  3. Step 3: Cross multiply
    3,926.45x = 5,879.18 × 3,303.66
  4. Step 4: Simplify right side
    3,926.45x = 19,422,825.57
  5. Step 5: Solve for x
    x = 19,422,825.57/3,926.45
  6. Step 6: Final answer
    x = 4,946.66

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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.