Home / 8,092.22-12,125.30-7,788.74

Finding the Fourth Proportional to 8,092.22, 12,125.30 and 7,788.74

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Solution

The fourth proportional to 8,092.22, 12,125.30 and 7,788.74 is: 11,670.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,092.22 : 12,125.30 = 7,788.74 : x
  2. Step 2: Convert to fraction form
    8,092.22/12,125.30 = 7,788.74/x
  3. Step 3: Cross multiply
    8,092.22x = 12,125.30 × 7,788.74
  4. Step 4: Simplify right side
    8,092.22x = 94,440,709.55
  5. Step 5: Solve for x
    x = 94,440,709.55/8,092.22
  6. Step 6: Final answer
    x = 11,670.56

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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.