Home / 1,818.23-2,727.75-996.08

Finding the Fourth Proportional to 1,818.23, 2,727.75 and 996.08

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Solution

The fourth proportional to 1,818.23, 2,727.75 and 996.08 is: 1,494.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818.23 : 2,727.75 = 996.08 : x
  2. Step 2: Convert to fraction form
    1,818.23/2,727.75 = 996.08/x
  3. Step 3: Cross multiply
    1,818.23x = 2,727.75 × 996.08
  4. Step 4: Simplify right side
    1,818.23x = 2,717,057.22
  5. Step 5: Solve for x
    x = 2,717,057.22/1,818.23
  6. Step 6: Final answer
    x = 1,494.34

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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.