Home / 7,825.50-11,730.03-3,446.03

Finding the Fourth Proportional to 7,825.50, 11,730.03 and 3,446.03

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Solution

The fourth proportional to 7,825.50, 11,730.03 and 3,446.03 is: 5,165.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,825.50 : 11,730.03 = 3,446.03 : x
  2. Step 2: Convert to fraction form
    7,825.50/11,730.03 = 3,446.03/x
  3. Step 3: Cross multiply
    7,825.50x = 11,730.03 × 3,446.03
  4. Step 4: Simplify right side
    7,825.50x = 40,421,976.63
  5. Step 5: Solve for x
    x = 40,421,976.63/7,825.50
  6. Step 6: Final answer
    x = 5,165.42

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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.