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Finding the Fourth Proportional to 6,479.71, 9,704.95 and 4,540.57

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Solution

The fourth proportional to 6,479.71, 9,704.95 and 4,540.57 is: 6,800.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,479.71 : 9,704.95 = 4,540.57 : x
  2. Step 2: Convert to fraction form
    6,479.71/9,704.95 = 4,540.57/x
  3. Step 3: Cross multiply
    6,479.71x = 9,704.95 × 4,540.57
  4. Step 4: Simplify right side
    6,479.71x = 44,066,004.82
  5. Step 5: Solve for x
    x = 44,066,004.82/6,479.71
  6. Step 6: Final answer
    x = 6,800.61

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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.