Home / 10,716.58-16,066.14-4,481.20

Finding the Fourth Proportional to 10,716.58, 16,066.14 and 4,481.20

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Solution

The fourth proportional to 10,716.58, 16,066.14 and 4,481.20 is: 6,718.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,716.58 : 16,066.14 = 4,481.20 : x
  2. Step 2: Convert to fraction form
    10,716.58/16,066.14 = 4,481.20/x
  3. Step 3: Cross multiply
    10,716.58x = 16,066.14 × 4,481.20
  4. Step 4: Simplify right side
    10,716.58x = 71,995,586.57
  5. Step 5: Solve for x
    x = 71,995,586.57/10,716.58
  6. Step 6: Final answer
    x = 6,718.15

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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.