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Finding the Fourth Proportional to 6,395.17, 9,582.32 and 3,924.77

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Solution

The fourth proportional to 6,395.17, 9,582.32 and 3,924.77 is: 5,880.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,395.17 : 9,582.32 = 3,924.77 : x
  2. Step 2: Convert to fraction form
    6,395.17/9,582.32 = 3,924.77/x
  3. Step 3: Cross multiply
    6,395.17x = 9,582.32 × 3,924.77
  4. Step 4: Simplify right side
    6,395.17x = 37,608,435.83
  5. Step 5: Solve for x
    x = 37,608,435.83/6,395.17
  6. Step 6: Final answer
    x = 5,880.76

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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.