Home / 8,361.30-12,544.13-2,438.05

Finding the Fourth Proportional to 8,361.30, 12,544.13 and 2,438.05

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Solution

The fourth proportional to 8,361.30, 12,544.13 and 2,438.05 is: 3,657.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,361.30 : 12,544.13 = 2,438.05 : x
  2. Step 2: Convert to fraction form
    8,361.30/12,544.13 = 2,438.05/x
  3. Step 3: Cross multiply
    8,361.30x = 12,544.13 × 2,438.05
  4. Step 4: Simplify right side
    8,361.30x = 30,583,216.15
  5. Step 5: Solve for x
    x = 30,583,216.15/8,361.30
  6. Step 6: Final answer
    x = 3,657.71

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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.