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Finding the Fourth Proportional to 5,871.08, 8,801.14 and 1,972.75

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Solution

The fourth proportional to 5,871.08, 8,801.14 and 1,972.75 is: 2,957.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,871.08 : 8,801.14 = 1,972.75 : x
  2. Step 2: Convert to fraction form
    5,871.08/8,801.14 = 1,972.75/x
  3. Step 3: Cross multiply
    5,871.08x = 8,801.14 × 1,972.75
  4. Step 4: Simplify right side
    5,871.08x = 17,362,448.94
  5. Step 5: Solve for x
    x = 17,362,448.94/5,871.08
  6. Step 6: Final answer
    x = 2,957.28

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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.