Home / 7,573.70-11,359.73-2,643.43

Finding the Fourth Proportional to 7,573.70, 11,359.73 and 2,643.43

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Solution

The fourth proportional to 7,573.70, 11,359.73 and 2,643.43 is: 3,964.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.70 : 11,359.73 = 2,643.43 : x
  2. Step 2: Convert to fraction form
    7,573.70/11,359.73 = 2,643.43/x
  3. Step 3: Cross multiply
    7,573.70x = 11,359.73 × 2,643.43
  4. Step 4: Simplify right side
    7,573.70x = 30,028,609.46
  5. Step 5: Solve for x
    x = 30,028,609.46/7,573.70
  6. Step 6: Final answer
    x = 3,964.86

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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.