Home / 10,272.32-14,175.83-5,556.61

Finding the Fourth Proportional to 10,272.32, 14,175.83 and 5,556.61

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Solution

The fourth proportional to 10,272.32, 14,175.83 and 5,556.61 is: 7,668.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272.32 : 14,175.83 = 5,556.61 : x
  2. Step 2: Convert to fraction form
    10,272.32/14,175.83 = 5,556.61/x
  3. Step 3: Cross multiply
    10,272.32x = 14,175.83 × 5,556.61
  4. Step 4: Simplify right side
    10,272.32x = 78,769,479.35
  5. Step 5: Solve for x
    x = 78,769,479.35/10,272.32
  6. Step 6: Final answer
    x = 7,668.13

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