Home / 2,365.73-3,544.37-1,440.80

Finding the Fourth Proportional to 2,365.73, 3,544.37 and 1,440.80

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Solution

The fourth proportional to 2,365.73, 3,544.37 and 1,440.80 is: 2,158.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,365.73 : 3,544.37 = 1,440.80 : x
  2. Step 2: Convert to fraction form
    2,365.73/3,544.37 = 1,440.80/x
  3. Step 3: Cross multiply
    2,365.73x = 3,544.37 × 1,440.80
  4. Step 4: Simplify right side
    2,365.73x = 5,106,729.95
  5. Step 5: Solve for x
    x = 5,106,729.95/2,365.73
  6. Step 6: Final answer
    x = 2,158.63

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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.