Home / 4,239.72-5,850.72-2,351.40

Finding the Fourth Proportional to 4,239.72, 5,850.72 and 2,351.40

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Solution

The fourth proportional to 4,239.72, 5,850.72 and 2,351.40 is: 3,244.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.72 : 5,850.72 = 2,351.40 : x
  2. Step 2: Convert to fraction form
    4,239.72/5,850.72 = 2,351.40/x
  3. Step 3: Cross multiply
    4,239.72x = 5,850.72 × 2,351.40
  4. Step 4: Simplify right side
    4,239.72x = 13,757,383.01
  5. Step 5: Solve for x
    x = 13,757,383.01/4,239.72
  6. Step 6: Final answer
    x = 3,244.88

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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.