Home / 2,998.23-4,486.38-1,766.22

Finding the Fourth Proportional to 2,998.23, 4,486.38 and 1,766.22

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Solution

The fourth proportional to 2,998.23, 4,486.38 and 1,766.22 is: 2,642.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998.23 : 4,486.38 = 1,766.22 : x
  2. Step 2: Convert to fraction form
    2,998.23/4,486.38 = 1,766.22/x
  3. Step 3: Cross multiply
    2,998.23x = 4,486.38 × 1,766.22
  4. Step 4: Simplify right side
    2,998.23x = 7,923,934.08
  5. Step 5: Solve for x
    x = 7,923,934.08/2,998.23
  6. Step 6: Final answer
    x = 2,642.87

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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.