Home / 3,782.35-5,669.70-1,441.77

Finding the Fourth Proportional to 3,782.35, 5,669.70 and 1,441.77

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Solution

The fourth proportional to 3,782.35, 5,669.70 and 1,441.77 is: 2,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782.35 : 5,669.70 = 1,441.77 : x
  2. Step 2: Convert to fraction form
    3,782.35/5,669.70 = 1,441.77/x
  3. Step 3: Cross multiply
    3,782.35x = 5,669.70 × 1,441.77
  4. Step 4: Simplify right side
    3,782.35x = 8,174,403.37
  5. Step 5: Solve for x
    x = 8,174,403.37/3,782.35
  6. Step 6: Final answer
    x = 2,161.20

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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.