Home / 4,131.24-5,705.43-3,775.83

Finding the Fourth Proportional to 4,131.24, 5,705.43 and 3,775.83

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Solution

The fourth proportional to 4,131.24, 5,705.43 and 3,775.83 is: 5,214.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.24 : 5,705.43 = 3,775.83 : x
  2. Step 2: Convert to fraction form
    4,131.24/5,705.43 = 3,775.83/x
  3. Step 3: Cross multiply
    4,131.24x = 5,705.43 × 3,775.83
  4. Step 4: Simplify right side
    4,131.24x = 21,542,733.76
  5. Step 5: Solve for x
    x = 21,542,733.76/4,131.24
  6. Step 6: Final answer
    x = 5,214.59

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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.