Home / 3,563.24-5,345.60-1,921.37

Finding the Fourth Proportional to 3,563.24, 5,345.60 and 1,921.37

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Solution

The fourth proportional to 3,563.24, 5,345.60 and 1,921.37 is: 2,882.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.24 : 5,345.60 = 1,921.37 : x
  2. Step 2: Convert to fraction form
    3,563.24/5,345.60 = 1,921.37/x
  3. Step 3: Cross multiply
    3,563.24x = 5,345.60 × 1,921.37
  4. Step 4: Simplify right side
    3,563.24x = 10,270,839.14
  5. Step 5: Solve for x
    x = 10,270,839.14/3,563.24
  6. Step 6: Final answer
    x = 2,882.45

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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.