Home / 2,230.66-3,362.93-2,111.59

Finding the Fourth Proportional to 2,230.66, 3,362.93 and 2,111.59

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Solution

The fourth proportional to 2,230.66, 3,362.93 and 2,111.59 is: 3,183.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230.66 : 3,362.93 = 2,111.59 : x
  2. Step 2: Convert to fraction form
    2,230.66/3,362.93 = 2,111.59/x
  3. Step 3: Cross multiply
    2,230.66x = 3,362.93 × 2,111.59
  4. Step 4: Simplify right side
    2,230.66x = 7,101,129.36
  5. Step 5: Solve for x
    x = 7,101,129.36/2,230.66
  6. Step 6: Final answer
    x = 3,183.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.