Home / 3,053.75-4,213.73-1,727.43

Finding the Fourth Proportional to 3,053.75, 4,213.73 and 1,727.43

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Solution

The fourth proportional to 3,053.75, 4,213.73 and 1,727.43 is: 2,383.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.75 : 4,213.73 = 1,727.43 : x
  2. Step 2: Convert to fraction form
    3,053.75/4,213.73 = 1,727.43/x
  3. Step 3: Cross multiply
    3,053.75x = 4,213.73 × 1,727.43
  4. Step 4: Simplify right side
    3,053.75x = 7,278,908.76
  5. Step 5: Solve for x
    x = 7,278,908.76/3,053.75
  6. Step 6: Final answer
    x = 2,383.59

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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.