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Finding the Fourth Proportional to 4,695.66, 6,479.64 and 2,704.88

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Solution

The fourth proportional to 4,695.66, 6,479.64 and 2,704.88 is: 3,732.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,695.66 : 6,479.64 = 2,704.88 : x
  2. Step 2: Convert to fraction form
    4,695.66/6,479.64 = 2,704.88/x
  3. Step 3: Cross multiply
    4,695.66x = 6,479.64 × 2,704.88
  4. Step 4: Simplify right side
    4,695.66x = 17,526,616.25
  5. Step 5: Solve for x
    x = 17,526,616.25/4,695.66
  6. Step 6: Final answer
    x = 3,732.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.