Home / 2,629.81-3,629.03-1,450.86

Finding the Fourth Proportional to 2,629.81, 3,629.03 and 1,450.86

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Solution

The fourth proportional to 2,629.81, 3,629.03 and 1,450.86 is: 2,002.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629.81 : 3,629.03 = 1,450.86 : x
  2. Step 2: Convert to fraction form
    2,629.81/3,629.03 = 1,450.86/x
  3. Step 3: Cross multiply
    2,629.81x = 3,629.03 × 1,450.86
  4. Step 4: Simplify right side
    2,629.81x = 5,265,189.07
  5. Step 5: Solve for x
    x = 5,265,189.07/2,629.81
  6. Step 6: Final answer
    x = 2,002.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.