Home / 4,239.40-5,850.72-2,351.57

Finding the Fourth Proportional to 4,239.40, 5,850.72 and 2,351.57

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Solution

The fourth proportional to 4,239.40, 5,850.72 and 2,351.57 is: 3,245.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.40 : 5,850.72 = 2,351.57 : x
  2. Step 2: Convert to fraction form
    4,239.40/5,850.72 = 2,351.57/x
  3. Step 3: Cross multiply
    4,239.40x = 5,850.72 × 2,351.57
  4. Step 4: Simplify right side
    4,239.40x = 13,758,377.63
  5. Step 5: Solve for x
    x = 13,758,377.63/4,239.40
  6. Step 6: Final answer
    x = 3,245.36

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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.