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Finding the Fourth Proportional to 5,904.67, 8,858.30 and 1,957.15

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Solution

The fourth proportional to 5,904.67, 8,858.30 and 1,957.15 is: 2,936.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,904.67 : 8,858.30 = 1,957.15 : x
  2. Step 2: Convert to fraction form
    5,904.67/8,858.30 = 1,957.15/x
  3. Step 3: Cross multiply
    5,904.67x = 8,858.30 × 1,957.15
  4. Step 4: Simplify right side
    5,904.67x = 17,337,021.85
  5. Step 5: Solve for x
    x = 17,337,021.85/5,904.67
  6. Step 6: Final answer
    x = 2,936.15

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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.