Home / 5,074.26-7,001.76-2,949.44

Finding the Fourth Proportional to 5,074.26, 7,001.76 and 2,949.44

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Solution

The fourth proportional to 5,074.26, 7,001.76 and 2,949.44 is: 4,069.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.26 : 7,001.76 = 2,949.44 : x
  2. Step 2: Convert to fraction form
    5,074.26/7,001.76 = 2,949.44/x
  3. Step 3: Cross multiply
    5,074.26x = 7,001.76 × 2,949.44
  4. Step 4: Simplify right side
    5,074.26x = 20,651,271.01
  5. Step 5: Solve for x
    x = 20,651,271.01/5,074.26
  6. Step 6: Final answer
    x = 4,069.81

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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.