Home / 1,571.82-2,358.14-1,294.67

Finding the Fourth Proportional to 1,571.82, 2,358.14 and 1,294.67

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Solution

The fourth proportional to 1,571.82, 2,358.14 and 1,294.67 is: 1,942.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571.82 : 2,358.14 = 1,294.67 : x
  2. Step 2: Convert to fraction form
    1,571.82/2,358.14 = 1,294.67/x
  3. Step 3: Cross multiply
    1,571.82x = 2,358.14 × 1,294.67
  4. Step 4: Simplify right side
    1,571.82x = 3,052,994.85
  5. Step 5: Solve for x
    x = 3,052,994.85/1,571.82
  6. Step 6: Final answer
    x = 1,942.33

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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.