Home / 5,441.82-8,157.57-2,156.94

Finding the Fourth Proportional to 5,441.82, 8,157.57 and 2,156.94

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Solution

The fourth proportional to 5,441.82, 8,157.57 and 2,156.94 is: 3,233.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.82 : 8,157.57 = 2,156.94 : x
  2. Step 2: Convert to fraction form
    5,441.82/8,157.57 = 2,156.94/x
  3. Step 3: Cross multiply
    5,441.82x = 8,157.57 × 2,156.94
  4. Step 4: Simplify right side
    5,441.82x = 17,595,389.04
  5. Step 5: Solve for x
    x = 17,595,389.04/5,441.82
  6. Step 6: Final answer
    x = 3,233.36

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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.