Home / 3,563.30-5,343.73-1,372.79

Finding the Fourth Proportional to 3,563.30, 5,343.73 and 1,372.79

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Solution

The fourth proportional to 3,563.30, 5,343.73 and 1,372.79 is: 2,058.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.30 : 5,343.73 = 1,372.79 : x
  2. Step 2: Convert to fraction form
    3,563.30/5,343.73 = 1,372.79/x
  3. Step 3: Cross multiply
    3,563.30x = 5,343.73 × 1,372.79
  4. Step 4: Simplify right side
    3,563.30x = 7,335,829.03
  5. Step 5: Solve for x
    x = 7,335,829.03/3,563.30
  6. Step 6: Final answer
    x = 2,058.72

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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.