Home / 1,976.58-2,727.63-1,092.33

Finding the Fourth Proportional to 1,976.58, 2,727.63 and 1,092.33

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Solution

The fourth proportional to 1,976.58, 2,727.63 and 1,092.33 is: 1,507.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976.58 : 2,727.63 = 1,092.33 : x
  2. Step 2: Convert to fraction form
    1,976.58/2,727.63 = 1,092.33/x
  3. Step 3: Cross multiply
    1,976.58x = 2,727.63 × 1,092.33
  4. Step 4: Simplify right side
    1,976.58x = 2,979,472.08
  5. Step 5: Solve for x
    x = 2,979,472.08/1,976.58
  6. Step 6: Final answer
    x = 1,507.39

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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.