Home / 10,839.43-16,262.42-7,682.97

Finding the Fourth Proportional to 10,839.43, 16,262.42 and 7,682.97

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Solution

The fourth proportional to 10,839.43, 16,262.42 and 7,682.97 is: 11,526.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,839.43 : 16,262.42 = 7,682.97 : x
  2. Step 2: Convert to fraction form
    10,839.43/16,262.42 = 7,682.97/x
  3. Step 3: Cross multiply
    10,839.43x = 16,262.42 × 7,682.97
  4. Step 4: Simplify right side
    10,839.43x = 124,943,646.57
  5. Step 5: Solve for x
    x = 124,943,646.57/10,839.43
  6. Step 6: Final answer
    x = 11,526.77

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1.5x scale

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.