Home / 8,634.87-12,952.30-2,396.45

Finding the Fourth Proportional to 8,634.87, 12,952.30 and 2,396.45

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Solution

The fourth proportional to 8,634.87, 12,952.30 and 2,396.45 is: 3,594.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,634.87 : 12,952.30 = 2,396.45 : x
  2. Step 2: Convert to fraction form
    8,634.87/12,952.30 = 2,396.45/x
  3. Step 3: Cross multiply
    8,634.87x = 12,952.30 × 2,396.45
  4. Step 4: Simplify right side
    8,634.87x = 31,039,539.34
  5. Step 5: Solve for x
    x = 31,039,539.34/8,634.87
  6. Step 6: Final answer
    x = 3,594.67

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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.