Home / 5,361.70-8,043.62-1,901.38

Finding the Fourth Proportional to 5,361.70, 8,043.62 and 1,901.38

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Solution

The fourth proportional to 5,361.70, 8,043.62 and 1,901.38 is: 2,852.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.70 : 8,043.62 = 1,901.38 : x
  2. Step 2: Convert to fraction form
    5,361.70/8,043.62 = 1,901.38/x
  3. Step 3: Cross multiply
    5,361.70x = 8,043.62 × 1,901.38
  4. Step 4: Simplify right side
    5,361.70x = 15,293,978.20
  5. Step 5: Solve for x
    x = 15,293,978.20/5,361.70
  6. Step 6: Final answer
    x = 2,852.45

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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.