Home / 4,990.52-7,486.72-1,704.56

Finding the Fourth Proportional to 4,990.52, 7,486.72 and 1,704.56

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Solution

The fourth proportional to 4,990.52, 7,486.72 and 1,704.56 is: 2,557.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990.52 : 7,486.72 = 1,704.56 : x
  2. Step 2: Convert to fraction form
    4,990.52/7,486.72 = 1,704.56/x
  3. Step 3: Cross multiply
    4,990.52x = 7,486.72 × 1,704.56
  4. Step 4: Simplify right side
    4,990.52x = 12,761,563.44
  5. Step 5: Solve for x
    x = 12,761,563.44/4,990.52
  6. Step 6: Final answer
    x = 2,557.16

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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.