Home / 2,070.14-3,104.25-683.22

Finding the Fourth Proportional to 2,070.14, 3,104.25 and 683.22

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Solution

The fourth proportional to 2,070.14, 3,104.25 and 683.22 is: 1,024.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070.14 : 3,104.25 = 683.22 : x
  2. Step 2: Convert to fraction form
    2,070.14/3,104.25 = 683.22/x
  3. Step 3: Cross multiply
    2,070.14x = 3,104.25 × 683.22
  4. Step 4: Simplify right side
    2,070.14x = 2,120,885.69
  5. Step 5: Solve for x
    x = 2,120,885.69/2,070.14
  6. Step 6: Final answer
    x = 1,024.52

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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.