Home / 2,832.26-3,910.40-1,771.62

Finding the Fourth Proportional to 2,832.26, 3,910.40 and 1,771.62

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Solution

The fourth proportional to 2,832.26, 3,910.40 and 1,771.62 is: 2,446.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.26 : 3,910.40 = 1,771.62 : x
  2. Step 2: Convert to fraction form
    2,832.26/3,910.40 = 1,771.62/x
  3. Step 3: Cross multiply
    2,832.26x = 3,910.40 × 1,771.62
  4. Step 4: Simplify right side
    2,832.26x = 6,927,733.99
  5. Step 5: Solve for x
    x = 6,927,733.99/2,832.26
  6. Step 6: Final answer
    x = 2,446.01

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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.