Home / 3,548.25-4,896.68-1,976.31

Finding the Fourth Proportional to 3,548.25, 4,896.68 and 1,976.31

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Solution

The fourth proportional to 3,548.25, 4,896.68 and 1,976.31 is: 2,727.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.25 : 4,896.68 = 1,976.31 : x
  2. Step 2: Convert to fraction form
    3,548.25/4,896.68 = 1,976.31/x
  3. Step 3: Cross multiply
    3,548.25x = 4,896.68 × 1,976.31
  4. Step 4: Simplify right side
    3,548.25x = 9,677,347.77
  5. Step 5: Solve for x
    x = 9,677,347.77/3,548.25
  6. Step 6: Final answer
    x = 2,727.36

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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.