Home / 3,895.68-5,845.49-1,704.42

Finding the Fourth Proportional to 3,895.68, 5,845.49 and 1,704.42

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Solution

The fourth proportional to 3,895.68, 5,845.49 and 1,704.42 is: 2,557.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.68 : 5,845.49 = 1,704.42 : x
  2. Step 2: Convert to fraction form
    3,895.68/5,845.49 = 1,704.42/x
  3. Step 3: Cross multiply
    3,895.68x = 5,845.49 × 1,704.42
  4. Step 4: Simplify right side
    3,895.68x = 9,963,161.54
  5. Step 5: Solve for x
    x = 9,963,161.54/3,895.68
  6. Step 6: Final answer
    x = 2,557.49

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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.