Home / 2,980.24-4,112.93-2,096.33

Finding the Fourth Proportional to 2,980.24, 4,112.93 and 2,096.33

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Solution

The fourth proportional to 2,980.24, 4,112.93 and 2,096.33 is: 2,893.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980.24 : 4,112.93 = 2,096.33 : x
  2. Step 2: Convert to fraction form
    2,980.24/4,112.93 = 2,096.33/x
  3. Step 3: Cross multiply
    2,980.24x = 4,112.93 × 2,096.33
  4. Step 4: Simplify right side
    2,980.24x = 8,622,054.57
  5. Step 5: Solve for x
    x = 8,622,054.57/2,980.24
  6. Step 6: Final answer
    x = 2,893.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.