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Finding the Fourth Proportional to 5,975.37, 8,963.78 and 1,972.89

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Solution

The fourth proportional to 5,975.37, 8,963.78 and 1,972.89 is: 2,959.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,975.37 : 8,963.78 = 1,972.89 : x
  2. Step 2: Convert to fraction form
    5,975.37/8,963.78 = 1,972.89/x
  3. Step 3: Cross multiply
    5,975.37x = 8,963.78 × 1,972.89
  4. Step 4: Simplify right side
    5,975.37x = 17,684,542.06
  5. Step 5: Solve for x
    x = 17,684,542.06/5,975.37
  6. Step 6: Final answer
    x = 2,959.57

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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.