Home / 10,695.62-14,760-5,979.89

Finding the Fourth Proportional to 10,695.62, 14,760 and 5,979.89

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Solution

The fourth proportional to 10,695.62, 14,760 and 5,979.89 is: 8,252.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,695.62 : 14,760 = 5,979.89 : x
  2. Step 2: Convert to fraction form
    10,695.62/14,760 = 5,979.89/x
  3. Step 3: Cross multiply
    10,695.62x = 14,760 × 5,979.89
  4. Step 4: Simplify right side
    10,695.62x = 88,263,213.30
  5. Step 5: Solve for x
    x = 88,263,213.30/10,695.62
  6. Step 6: Final answer
    x = 8,252.27

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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.