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Finding the Fourth Proportional to 8,396.51, 11,583.63 and 5,038.25

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Solution

The fourth proportional to 8,396.51, 11,583.63 and 5,038.25 is: 6,950.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,396.51 : 11,583.63 = 5,038.25 : x
  2. Step 2: Convert to fraction form
    8,396.51/11,583.63 = 5,038.25/x
  3. Step 3: Cross multiply
    8,396.51x = 11,583.63 × 5,038.25
  4. Step 4: Simplify right side
    8,396.51x = 58,361,165.93
  5. Step 5: Solve for x
    x = 58,361,165.93/8,396.51
  6. Step 6: Final answer
    x = 6,950.65

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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.