Home / 3,974.39-5,486.63-2,483.13

Finding the Fourth Proportional to 3,974.39, 5,486.63 and 2,483.13

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Solution

The fourth proportional to 3,974.39, 5,486.63 and 2,483.13 is: 3,427.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.39 : 5,486.63 = 2,483.13 : x
  2. Step 2: Convert to fraction form
    3,974.39/5,486.63 = 2,483.13/x
  3. Step 3: Cross multiply
    3,974.39x = 5,486.63 × 2,483.13
  4. Step 4: Simplify right side
    3,974.39x = 13,624,003.14
  5. Step 5: Solve for x
    x = 13,624,003.14/3,974.39
  6. Step 6: Final answer
    x = 3,427.95

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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.