Home / 10,361.58-15,542.43-3,785.05

Finding the Fourth Proportional to 10,361.58, 15,542.43 and 3,785.05

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Solution

The fourth proportional to 10,361.58, 15,542.43 and 3,785.05 is: 5,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361.58 : 15,542.43 = 3,785.05 : x
  2. Step 2: Convert to fraction form
    10,361.58/15,542.43 = 3,785.05/x
  3. Step 3: Cross multiply
    10,361.58x = 15,542.43 × 3,785.05
  4. Step 4: Simplify right side
    10,361.58x = 58,828,874.67
  5. Step 5: Solve for x
    x = 58,828,874.67/10,361.58
  6. Step 6: Final answer
    x = 5,677.60

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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.