Home / 3,563.81-5,342.83-1,485.37

Finding the Fourth Proportional to 3,563.81, 5,342.83 and 1,485.37

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Solution

The fourth proportional to 3,563.81, 5,342.83 and 1,485.37 is: 2,226.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.81 : 5,342.83 = 1,485.37 : x
  2. Step 2: Convert to fraction form
    3,563.81/5,342.83 = 1,485.37/x
  3. Step 3: Cross multiply
    3,563.81x = 5,342.83 × 1,485.37
  4. Step 4: Simplify right side
    3,563.81x = 7,936,079.40
  5. Step 5: Solve for x
    x = 7,936,079.40/3,563.81
  6. Step 6: Final answer
    x = 2,226.85

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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.