Home / 2,741.99-3,784.46-1,622.88

Finding the Fourth Proportional to 2,741.99, 3,784.46 and 1,622.88

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Solution

The fourth proportional to 2,741.99, 3,784.46 and 1,622.88 is: 2,239.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.99 : 3,784.46 = 1,622.88 : x
  2. Step 2: Convert to fraction form
    2,741.99/3,784.46 = 1,622.88/x
  3. Step 3: Cross multiply
    2,741.99x = 3,784.46 × 1,622.88
  4. Step 4: Simplify right side
    2,741.99x = 6,141,716.33
  5. Step 5: Solve for x
    x = 6,141,716.33/2,741.99
  6. Step 6: Final answer
    x = 2,239.88

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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.