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Finding the Fourth Proportional to 9,362.12, 14,015.84 and 8,361.63

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Solution

The fourth proportional to 9,362.12, 14,015.84 and 8,361.63 is: 12,518.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,362.12 : 14,015.84 = 8,361.63 : x
  2. Step 2: Convert to fraction form
    9,362.12/14,015.84 = 8,361.63/x
  3. Step 3: Cross multiply
    9,362.12x = 14,015.84 × 8,361.63
  4. Step 4: Simplify right side
    9,362.12x = 117,195,226.41
  5. Step 5: Solve for x
    x = 117,195,226.41/9,362.12
  6. Step 6: Final answer
    x = 12,518.03

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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.