Home / 6,479.15-9,716.27-2,095.43

Finding the Fourth Proportional to 6,479.15, 9,716.27 and 2,095.43

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Solution

The fourth proportional to 6,479.15, 9,716.27 and 2,095.43 is: 3,142.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,479.15 : 9,716.27 = 2,095.43 : x
  2. Step 2: Convert to fraction form
    6,479.15/9,716.27 = 2,095.43/x
  3. Step 3: Cross multiply
    6,479.15x = 9,716.27 × 2,095.43
  4. Step 4: Simplify right side
    6,479.15x = 20,359,704.59
  5. Step 5: Solve for x
    x = 20,359,704.59/6,479.15
  6. Step 6: Final answer
    x = 3,142.34

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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.