Home / 10,236.73-15,355.53-3,573.90

Finding the Fourth Proportional to 10,236.73, 15,355.53 and 3,573.90

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Solution

The fourth proportional to 10,236.73, 15,355.53 and 3,573.90 is: 5,361.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,236.73 : 15,355.53 = 3,573.90 : x
  2. Step 2: Convert to fraction form
    10,236.73/15,355.53 = 3,573.90/x
  3. Step 3: Cross multiply
    10,236.73x = 15,355.53 × 3,573.90
  4. Step 4: Simplify right side
    10,236.73x = 54,879,067.73
  5. Step 5: Solve for x
    x = 54,879,067.73/10,236.73
  6. Step 6: Final answer
    x = 5,361.00

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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.