Home / 4,638.99-6,401.60-2,724.54

Finding the Fourth Proportional to 4,638.99, 6,401.60 and 2,724.54

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Solution

The fourth proportional to 4,638.99, 6,401.60 and 2,724.54 is: 3,759.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.99 : 6,401.60 = 2,724.54 : x
  2. Step 2: Convert to fraction form
    4,638.99/6,401.60 = 2,724.54/x
  3. Step 3: Cross multiply
    4,638.99x = 6,401.60 × 2,724.54
  4. Step 4: Simplify right side
    4,638.99x = 17,441,446.08
  5. Step 5: Solve for x
    x = 17,441,446.08/4,638.99
  6. Step 6: Final answer
    x = 3,759.75

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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.