Home / 5,171.34-7,136.82-2,933.41

Finding the Fourth Proportional to 5,171.34, 7,136.82 and 2,933.41

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Solution

The fourth proportional to 5,171.34, 7,136.82 and 2,933.41 is: 4,048.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171.34 : 7,136.82 = 2,933.41 : x
  2. Step 2: Convert to fraction form
    5,171.34/7,136.82 = 2,933.41/x
  3. Step 3: Cross multiply
    5,171.34x = 7,136.82 × 2,933.41
  4. Step 4: Simplify right side
    5,171.34x = 20,935,214.70
  5. Step 5: Solve for x
    x = 20,935,214.70/5,171.34
  6. Step 6: Final answer
    x = 4,048.32

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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.