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Finding the Fourth Proportional to 8,853, 12,216.92 and 4,874.07

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Solution

The fourth proportional to 8,853, 12,216.92 and 4,874.07 is: 6,726.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853 : 12,216.92 = 4,874.07 : x
  2. Step 2: Convert to fraction form
    8,853/12,216.92 = 4,874.07/x
  3. Step 3: Cross multiply
    8,853x = 12,216.92 × 4,874.07
  4. Step 4: Simplify right side
    8,853x = 59,546,098.89
  5. Step 5: Solve for x
    x = 59,546,098.89/8,853
  6. Step 6: Final answer
    x = 6,726.09

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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.