Home / 4,255.03-5,872.43-2,486.53

Finding the Fourth Proportional to 4,255.03, 5,872.43 and 2,486.53

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Solution

The fourth proportional to 4,255.03, 5,872.43 and 2,486.53 is: 3,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.03 : 5,872.43 = 2,486.53 : x
  2. Step 2: Convert to fraction form
    4,255.03/5,872.43 = 2,486.53/x
  3. Step 3: Cross multiply
    4,255.03x = 5,872.43 × 2,486.53
  4. Step 4: Simplify right side
    4,255.03x = 14,601,986.92
  5. Step 5: Solve for x
    x = 14,601,986.92/4,255.03
  6. Step 6: Final answer
    x = 3,431.70

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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.