Home / 4,493.21-6,742.85-1,571.54

Finding the Fourth Proportional to 4,493.21, 6,742.85 and 1,571.54

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Solution

The fourth proportional to 4,493.21, 6,742.85 and 1,571.54 is: 2,358.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,493.21 : 6,742.85 = 1,571.54 : x
  2. Step 2: Convert to fraction form
    4,493.21/6,742.85 = 1,571.54/x
  3. Step 3: Cross multiply
    4,493.21x = 6,742.85 × 1,571.54
  4. Step 4: Simplify right side
    4,493.21x = 10,596,616.92
  5. Step 5: Solve for x
    x = 10,596,616.92/4,493.21
  6. Step 6: Final answer
    x = 2,358.36

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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.