Home / 3,400.26-5,100.93-1,669.02

Finding the Fourth Proportional to 3,400.26, 5,100.93 and 1,669.02

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Solution

The fourth proportional to 3,400.26, 5,100.93 and 1,669.02 is: 2,503.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.26 : 5,100.93 = 1,669.02 : x
  2. Step 2: Convert to fraction form
    3,400.26/5,100.93 = 1,669.02/x
  3. Step 3: Cross multiply
    3,400.26x = 5,100.93 × 1,669.02
  4. Step 4: Simplify right side
    3,400.26x = 8,513,554.19
  5. Step 5: Solve for x
    x = 8,513,554.19/3,400.26
  6. Step 6: Final answer
    x = 2,503.80

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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.