Home / 2,215.35-3,056.03-1,796.19

Finding the Fourth Proportional to 2,215.35, 3,056.03 and 1,796.19

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Solution

The fourth proportional to 2,215.35, 3,056.03 and 1,796.19 is: 2,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215.35 : 3,056.03 = 1,796.19 : x
  2. Step 2: Convert to fraction form
    2,215.35/3,056.03 = 1,796.19/x
  3. Step 3: Cross multiply
    2,215.35x = 3,056.03 × 1,796.19
  4. Step 4: Simplify right side
    2,215.35x = 5,489,201.54
  5. Step 5: Solve for x
    x = 5,489,201.54/2,215.35
  6. Step 6: Final answer
    x = 2,477.80

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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.