Home / 2,235.09-3,353.75-1,003.38

Finding the Fourth Proportional to 2,235.09, 3,353.75 and 1,003.38

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Solution

The fourth proportional to 2,235.09, 3,353.75 and 1,003.38 is: 1,505.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235.09 : 3,353.75 = 1,003.38 : x
  2. Step 2: Convert to fraction form
    2,235.09/3,353.75 = 1,003.38/x
  3. Step 3: Cross multiply
    2,235.09x = 3,353.75 × 1,003.38
  4. Step 4: Simplify right side
    2,235.09x = 3,365,085.68
  5. Step 5: Solve for x
    x = 3,365,085.68/2,235.09
  6. Step 6: Final answer
    x = 1,505.57

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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.