Home / 2,799.22-4,198.47-950.26

Finding the Fourth Proportional to 2,799.22, 4,198.47 and 950.26

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Solution

The fourth proportional to 2,799.22, 4,198.47 and 950.26 is: 1,425.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799.22 : 4,198.47 = 950.26 : x
  2. Step 2: Convert to fraction form
    2,799.22/4,198.47 = 950.26/x
  3. Step 3: Cross multiply
    2,799.22x = 4,198.47 × 950.26
  4. Step 4: Simplify right side
    2,799.22x = 3,989,638.10
  5. Step 5: Solve for x
    x = 3,989,638.10/2,799.22
  6. Step 6: Final answer
    x = 1,425.27

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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.