Home / 3,450.09-5,172.42-1,806.33

Finding the Fourth Proportional to 3,450.09, 5,172.42 and 1,806.33

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Solution

The fourth proportional to 3,450.09, 5,172.42 and 1,806.33 is: 2,708.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.09 : 5,172.42 = 1,806.33 : x
  2. Step 2: Convert to fraction form
    3,450.09/5,172.42 = 1,806.33/x
  3. Step 3: Cross multiply
    3,450.09x = 5,172.42 × 1,806.33
  4. Step 4: Simplify right side
    3,450.09x = 9,343,097.42
  5. Step 5: Solve for x
    x = 9,343,097.42/3,450.09
  6. Step 6: Final answer
    x = 2,708.07

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1.5x scale

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.