Home / 3,972.48-5,481.81-2,204.04

Finding the Fourth Proportional to 3,972.48, 5,481.81 and 2,204.04

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Solution

The fourth proportional to 3,972.48, 5,481.81 and 2,204.04 is: 3,041.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.48 : 5,481.81 = 2,204.04 : x
  2. Step 2: Convert to fraction form
    3,972.48/5,481.81 = 2,204.04/x
  3. Step 3: Cross multiply
    3,972.48x = 5,481.81 × 2,204.04
  4. Step 4: Simplify right side
    3,972.48x = 12,082,128.51
  5. Step 5: Solve for x
    x = 12,082,128.51/3,972.48
  6. Step 6: Final answer
    x = 3,041.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.