Home / 5,887.87-8,125.21-3,370.79

Finding the Fourth Proportional to 5,887.87, 8,125.21 and 3,370.79

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Solution

The fourth proportional to 5,887.87, 8,125.21 and 3,370.79 is: 4,651.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.87 : 8,125.21 = 3,370.79 : x
  2. Step 2: Convert to fraction form
    5,887.87/8,125.21 = 3,370.79/x
  3. Step 3: Cross multiply
    5,887.87x = 8,125.21 × 3,370.79
  4. Step 4: Simplify right side
    5,887.87x = 27,388,401.14
  5. Step 5: Solve for x
    x = 27,388,401.14/5,887.87
  6. Step 6: Final answer
    x = 4,651.67

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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.