Home / 3,388.36-5,082.02-923.37

Finding the Fourth Proportional to 3,388.36, 5,082.02 and 923.37

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Solution

The fourth proportional to 3,388.36, 5,082.02 and 923.37 is: 1,384.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.36 : 5,082.02 = 923.37 : x
  2. Step 2: Convert to fraction form
    3,388.36/5,082.02 = 923.37/x
  3. Step 3: Cross multiply
    3,388.36x = 5,082.02 × 923.37
  4. Step 4: Simplify right side
    3,388.36x = 4,692,606.17
  5. Step 5: Solve for x
    x = 4,692,606.17/3,388.36
  6. Step 6: Final answer
    x = 1,384.92

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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.