Home / 9,986.09-14,982.03-2,966.09

Finding the Fourth Proportional to 9,986.09, 14,982.03 and 2,966.09

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Solution

The fourth proportional to 9,986.09, 14,982.03 and 2,966.09 is: 4,449.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,986.09 : 14,982.03 = 2,966.09 : x
  2. Step 2: Convert to fraction form
    9,986.09/14,982.03 = 2,966.09/x
  3. Step 3: Cross multiply
    9,986.09x = 14,982.03 × 2,966.09
  4. Step 4: Simplify right side
    9,986.09x = 44,437,974.45
  5. Step 5: Solve for x
    x = 44,437,974.45/9,986.09
  6. Step 6: Final answer
    x = 4,449.99

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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.