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Finding the Fourth Proportional to 9,668.88, 14,493.24 and 4,479.12

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Solution

The fourth proportional to 9,668.88, 14,493.24 and 4,479.12 is: 6,714.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,668.88 : 14,493.24 = 4,479.12 : x
  2. Step 2: Convert to fraction form
    9,668.88/14,493.24 = 4,479.12/x
  3. Step 3: Cross multiply
    9,668.88x = 14,493.24 × 4,479.12
  4. Step 4: Simplify right side
    9,668.88x = 64,916,961.15
  5. Step 5: Solve for x
    x = 64,916,961.15/9,668.88
  6. Step 6: Final answer
    x = 6,714.01

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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.