Home / 7,643.74-11,467.80-2,450.02

Finding the Fourth Proportional to 7,643.74, 11,467.80 and 2,450.02

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Solution

The fourth proportional to 7,643.74, 11,467.80 and 2,450.02 is: 3,675.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,643.74 : 11,467.80 = 2,450.02 : x
  2. Step 2: Convert to fraction form
    7,643.74/11,467.80 = 2,450.02/x
  3. Step 3: Cross multiply
    7,643.74x = 11,467.80 × 2,450.02
  4. Step 4: Simplify right side
    7,643.74x = 28,096,339.36
  5. Step 5: Solve for x
    x = 28,096,339.36/7,643.74
  6. Step 6: Final answer
    x = 3,675.73

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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.