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Finding the Fourth Proportional to 8,494.56, 12,736.85 and 2,569.67

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Solution

The fourth proportional to 8,494.56, 12,736.85 and 2,569.67 is: 3,852.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,494.56 : 12,736.85 = 2,569.67 : x
  2. Step 2: Convert to fraction form
    8,494.56/12,736.85 = 2,569.67/x
  3. Step 3: Cross multiply
    8,494.56x = 12,736.85 × 2,569.67
  4. Step 4: Simplify right side
    8,494.56x = 32,729,437.66
  5. Step 5: Solve for x
    x = 32,729,437.66/8,494.56
  6. Step 6: Final answer
    x = 3,852.99

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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.