Home / 4,046.72-5,584.43-2,278.63

Finding the Fourth Proportional to 4,046.72, 5,584.43 and 2,278.63

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Solution

The fourth proportional to 4,046.72, 5,584.43 and 2,278.63 is: 3,144.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,046.72 : 5,584.43 = 2,278.63 : x
  2. Step 2: Convert to fraction form
    4,046.72/5,584.43 = 2,278.63/x
  3. Step 3: Cross multiply
    4,046.72x = 5,584.43 × 2,278.63
  4. Step 4: Simplify right side
    4,046.72x = 12,724,810.42
  5. Step 5: Solve for x
    x = 12,724,810.42/4,046.72
  6. Step 6: Final answer
    x = 3,144.48

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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.