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Finding the Fourth Proportional to 8,835.67, 12,193.44 and 4,856.88

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Solution

The fourth proportional to 8,835.67, 12,193.44 and 4,856.88 is: 6,702.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835.67 : 12,193.44 = 4,856.88 : x
  2. Step 2: Convert to fraction form
    8,835.67/12,193.44 = 4,856.88/x
  3. Step 3: Cross multiply
    8,835.67x = 12,193.44 × 4,856.88
  4. Step 4: Simplify right side
    8,835.67x = 59,222,074.87
  5. Step 5: Solve for x
    x = 59,222,074.87/8,835.67
  6. Step 6: Final answer
    x = 6,702.61

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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.