Home / 8,395.21-12,591.96-2,848.42

Finding the Fourth Proportional to 8,395.21, 12,591.96 and 2,848.42

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Solution

The fourth proportional to 8,395.21, 12,591.96 and 2,848.42 is: 4,272.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,395.21 : 12,591.96 = 2,848.42 : x
  2. Step 2: Convert to fraction form
    8,395.21/12,591.96 = 2,848.42/x
  3. Step 3: Cross multiply
    8,395.21x = 12,591.96 × 2,848.42
  4. Step 4: Simplify right side
    8,395.21x = 35,867,190.70
  5. Step 5: Solve for x
    x = 35,867,190.70/8,395.21
  6. Step 6: Final answer
    x = 4,272.34

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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.