Home / 2,940.12-4,415.22-2,368.44

Finding the Fourth Proportional to 2,940.12, 4,415.22 and 2,368.44

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Solution

The fourth proportional to 2,940.12, 4,415.22 and 2,368.44 is: 3,556.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.12 : 4,415.22 = 2,368.44 : x
  2. Step 2: Convert to fraction form
    2,940.12/4,415.22 = 2,368.44/x
  3. Step 3: Cross multiply
    2,940.12x = 4,415.22 × 2,368.44
  4. Step 4: Simplify right side
    2,940.12x = 10,457,183.66
  5. Step 5: Solve for x
    x = 10,457,183.66/2,940.12
  6. Step 6: Final answer
    x = 3,556.72

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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.