Home / 4,747.36-7,116.72-2,434

Finding the Fourth Proportional to 4,747.36, 7,116.72 and 2,434

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Solution

The fourth proportional to 4,747.36, 7,116.72 and 2,434 is: 3,648.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.36 : 7,116.72 = 2,434 : x
  2. Step 2: Convert to fraction form
    4,747.36/7,116.72 = 2,434/x
  3. Step 3: Cross multiply
    4,747.36x = 7,116.72 × 2,434
  4. Step 4: Simplify right side
    4,747.36x = 17,322,096.48
  5. Step 5: Solve for x
    x = 17,322,096.48/4,747.36
  6. Step 6: Final answer
    x = 3,648.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.