Home / 2,684.21-4,026.15-1,367.55

Finding the Fourth Proportional to 2,684.21, 4,026.15 and 1,367.55

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Solution

The fourth proportional to 2,684.21, 4,026.15 and 1,367.55 is: 2,051.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.21 : 4,026.15 = 1,367.55 : x
  2. Step 2: Convert to fraction form
    2,684.21/4,026.15 = 1,367.55/x
  3. Step 3: Cross multiply
    2,684.21x = 4,026.15 × 1,367.55
  4. Step 4: Simplify right side
    2,684.21x = 5,505,961.43
  5. Step 5: Solve for x
    x = 5,505,961.43/2,684.21
  6. Step 6: Final answer
    x = 2,051.24

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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.