Home / 9,738.65-14,609.38-3,072.88

Finding the Fourth Proportional to 9,738.65, 14,609.38 and 3,072.88

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Solution

The fourth proportional to 9,738.65, 14,609.38 and 3,072.88 is: 4,609.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,738.65 : 14,609.38 = 3,072.88 : x
  2. Step 2: Convert to fraction form
    9,738.65/14,609.38 = 3,072.88/x
  3. Step 3: Cross multiply
    9,738.65x = 14,609.38 × 3,072.88
  4. Step 4: Simplify right side
    9,738.65x = 44,892,893.72
  5. Step 5: Solve for x
    x = 44,892,893.72/9,738.65
  6. Step 6: Final answer
    x = 4,609.77

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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.