Home / 3,548.23-4,896.69-1,976.42

Finding the Fourth Proportional to 3,548.23, 4,896.69 and 1,976.42

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Solution

The fourth proportional to 3,548.23, 4,896.69 and 1,976.42 is: 2,727.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.23 : 4,896.69 = 1,976.42 : x
  2. Step 2: Convert to fraction form
    3,548.23/4,896.69 = 1,976.42/x
  3. Step 3: Cross multiply
    3,548.23x = 4,896.69 × 1,976.42
  4. Step 4: Simplify right side
    3,548.23x = 9,677,920.88
  5. Step 5: Solve for x
    x = 9,677,920.88/3,548.23
  6. Step 6: Final answer
    x = 2,727.54

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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.