Home / 3,388.36-5,082.54-1,829.66

Finding the Fourth Proportional to 3,388.36, 5,082.54 and 1,829.66

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Solution

The fourth proportional to 3,388.36, 5,082.54 and 1,829.66 is: 2,744.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.36 : 5,082.54 = 1,829.66 : x
  2. Step 2: Convert to fraction form
    3,388.36/5,082.54 = 1,829.66/x
  3. Step 3: Cross multiply
    3,388.36x = 5,082.54 × 1,829.66
  4. Step 4: Simplify right side
    3,388.36x = 9,299,320.14
  5. Step 5: Solve for x
    x = 9,299,320.14/3,388.36
  6. Step 6: Final answer
    x = 2,744.49

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1.5x scale

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.