Home / 3,786.08-5,670.91-1,834.19

Finding the Fourth Proportional to 3,786.08, 5,670.91 and 1,834.19

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Solution

The fourth proportional to 3,786.08, 5,670.91 and 1,834.19 is: 2,747.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,786.08 : 5,670.91 = 1,834.19 : x
  2. Step 2: Convert to fraction form
    3,786.08/5,670.91 = 1,834.19/x
  3. Step 3: Cross multiply
    3,786.08x = 5,670.91 × 1,834.19
  4. Step 4: Simplify right side
    3,786.08x = 10,401,526.41
  5. Step 5: Solve for x
    x = 10,401,526.41/3,786.08
  6. Step 6: Final answer
    x = 2,747.31

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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.