Home / 5,483.14-8,223.79-1,972.43

Finding the Fourth Proportional to 5,483.14, 8,223.79 and 1,972.43

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Solution

The fourth proportional to 5,483.14, 8,223.79 and 1,972.43 is: 2,958.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,483.14 : 8,223.79 = 1,972.43 : x
  2. Step 2: Convert to fraction form
    5,483.14/8,223.79 = 1,972.43/x
  3. Step 3: Cross multiply
    5,483.14x = 8,223.79 × 1,972.43
  4. Step 4: Simplify right side
    5,483.14x = 16,220,865.74
  5. Step 5: Solve for x
    x = 16,220,865.74/5,483.14
  6. Step 6: Final answer
    x = 2,958.32

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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.