Home / 7,786.85-11,682.24-2,240.07

Finding the Fourth Proportional to 7,786.85, 11,682.24 and 2,240.07

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Solution

The fourth proportional to 7,786.85, 11,682.24 and 2,240.07 is: 3,360.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,786.85 : 11,682.24 = 2,240.07 : x
  2. Step 2: Convert to fraction form
    7,786.85/11,682.24 = 2,240.07/x
  3. Step 3: Cross multiply
    7,786.85x = 11,682.24 × 2,240.07
  4. Step 4: Simplify right side
    7,786.85x = 26,169,035.36
  5. Step 5: Solve for x
    x = 26,169,035.36/7,786.85
  6. Step 6: Final answer
    x = 3,360.67

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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.