Home / 4,738.56-7,104.80-1,967.15

Finding the Fourth Proportional to 4,738.56, 7,104.80 and 1,967.15

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Solution

The fourth proportional to 4,738.56, 7,104.80 and 1,967.15 is: 2,949.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.56 : 7,104.80 = 1,967.15 : x
  2. Step 2: Convert to fraction form
    4,738.56/7,104.80 = 1,967.15/x
  3. Step 3: Cross multiply
    4,738.56x = 7,104.80 × 1,967.15
  4. Step 4: Simplify right side
    4,738.56x = 13,976,161.96
  5. Step 5: Solve for x
    x = 13,976,161.96/4,738.56
  6. Step 6: Final answer
    x = 2,949.45

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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.