Home / 4,255.73-5,872.06-2,486.99

Finding the Fourth Proportional to 4,255.73, 5,872.06 and 2,486.99

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Solution

The fourth proportional to 4,255.73, 5,872.06 and 2,486.99 is: 3,431.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.73 : 5,872.06 = 2,486.99 : x
  2. Step 2: Convert to fraction form
    4,255.73/5,872.06 = 2,486.99/x
  3. Step 3: Cross multiply
    4,255.73x = 5,872.06 × 2,486.99
  4. Step 4: Simplify right side
    4,255.73x = 14,603,754.50
  5. Step 5: Solve for x
    x = 14,603,754.50/4,255.73
  6. Step 6: Final answer
    x = 3,431.55

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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.