Home / 5,171.09-7,136.83-2,933.51

Finding the Fourth Proportional to 5,171.09, 7,136.83 and 2,933.51

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Solution

The fourth proportional to 5,171.09, 7,136.83 and 2,933.51 is: 4,048.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171.09 : 7,136.83 = 2,933.51 : x
  2. Step 2: Convert to fraction form
    5,171.09/7,136.83 = 2,933.51/x
  3. Step 3: Cross multiply
    5,171.09x = 7,136.83 × 2,933.51
  4. Step 4: Simplify right side
    5,171.09x = 20,935,972.68
  5. Step 5: Solve for x
    x = 20,935,972.68/5,171.09
  6. Step 6: Final answer
    x = 4,048.66

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1.5x scale

Why These Related Problems?

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