Home / 5,861.26-8,786.86-2,162.80

Finding the Fourth Proportional to 5,861.26, 8,786.86 and 2,162.80

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Solution

The fourth proportional to 5,861.26, 8,786.86 and 2,162.80 is: 3,242.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.26 : 8,786.86 = 2,162.80 : x
  2. Step 2: Convert to fraction form
    5,861.26/8,786.86 = 2,162.80/x
  3. Step 3: Cross multiply
    5,861.26x = 8,786.86 × 2,162.80
  4. Step 4: Simplify right side
    5,861.26x = 19,004,220.81
  5. Step 5: Solve for x
    x = 19,004,220.81/5,861.26
  6. Step 6: Final answer
    x = 3,242.34

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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.