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Finding the Fourth Proportional to 5,531.02, 8,296.53 and 3,894.91

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Solution

The fourth proportional to 5,531.02, 8,296.53 and 3,894.91 is: 5,842.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.02 : 8,296.53 = 3,894.91 : x
  2. Step 2: Convert to fraction form
    5,531.02/8,296.53 = 3,894.91/x
  3. Step 3: Cross multiply
    5,531.02x = 8,296.53 × 3,894.91
  4. Step 4: Simplify right side
    5,531.02x = 32,314,237.66
  5. Step 5: Solve for x
    x = 32,314,237.66/5,531.02
  6. Step 6: Final answer
    x = 5,842.37

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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.