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Finding the Fourth Proportional to 5,945.90, 8,204.17 and 3,587.99

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Solution

The fourth proportional to 5,945.90, 8,204.17 and 3,587.99 is: 4,950.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.90 : 8,204.17 = 3,587.99 : x
  2. Step 2: Convert to fraction form
    5,945.90/8,204.17 = 3,587.99/x
  3. Step 3: Cross multiply
    5,945.90x = 8,204.17 × 3,587.99
  4. Step 4: Simplify right side
    5,945.90x = 29,436,461.98
  5. Step 5: Solve for x
    x = 29,436,461.98/5,945.90
  6. Step 6: Final answer
    x = 4,950.72

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1.5x scale

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.