Home / 4,872.75-7,305.48-1,583.88

Finding the Fourth Proportional to 4,872.75, 7,305.48 and 1,583.88

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Solution

The fourth proportional to 4,872.75, 7,305.48 and 1,583.88 is: 2,374.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.75 : 7,305.48 = 1,583.88 : x
  2. Step 2: Convert to fraction form
    4,872.75/7,305.48 = 1,583.88/x
  3. Step 3: Cross multiply
    4,872.75x = 7,305.48 × 1,583.88
  4. Step 4: Simplify right side
    4,872.75x = 11,570,995.74
  5. Step 5: Solve for x
    x = 11,570,995.74/4,872.75
  6. Step 6: Final answer
    x = 2,374.63

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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.