Home / 3,972.84-5,483-2,401.08

Finding the Fourth Proportional to 3,972.84, 5,483 and 2,401.08

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Solution

The fourth proportional to 3,972.84, 5,483 and 2,401.08 is: 3,313.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.84 : 5,483 = 2,401.08 : x
  2. Step 2: Convert to fraction form
    3,972.84/5,483 = 2,401.08/x
  3. Step 3: Cross multiply
    3,972.84x = 5,483 × 2,401.08
  4. Step 4: Simplify right side
    3,972.84x = 13,165,121.64
  5. Step 5: Solve for x
    x = 13,165,121.64/3,972.84
  6. Step 6: Final answer
    x = 3,313.78

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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.