Home / 3,258.23-4,887.44-1,409.38

Finding the Fourth Proportional to 3,258.23, 4,887.44 and 1,409.38

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Solution

The fourth proportional to 3,258.23, 4,887.44 and 1,409.38 is: 2,114.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.23 : 4,887.44 = 1,409.38 : x
  2. Step 2: Convert to fraction form
    3,258.23/4,887.44 = 1,409.38/x
  3. Step 3: Cross multiply
    3,258.23x = 4,887.44 × 1,409.38
  4. Step 4: Simplify right side
    3,258.23x = 6,888,273.70
  5. Step 5: Solve for x
    x = 6,888,273.70/3,258.23
  6. Step 6: Final answer
    x = 2,114.12

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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.