Home / 3,518.75-5,273.56-1,436.37

Finding the Fourth Proportional to 3,518.75, 5,273.56 and 1,436.37

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Solution

The fourth proportional to 3,518.75, 5,273.56 and 1,436.37 is: 2,152.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.75 : 5,273.56 = 1,436.37 : x
  2. Step 2: Convert to fraction form
    3,518.75/5,273.56 = 1,436.37/x
  3. Step 3: Cross multiply
    3,518.75x = 5,273.56 × 1,436.37
  4. Step 4: Simplify right side
    3,518.75x = 7,574,783.38
  5. Step 5: Solve for x
    x = 7,574,783.38/3,518.75
  6. Step 6: Final answer
    x = 2,152.69

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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.