Home / 7,314.45-10,972.37-2,049.47

Finding the Fourth Proportional to 7,314.45, 10,972.37 and 2,049.47

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Solution

The fourth proportional to 7,314.45, 10,972.37 and 2,049.47 is: 3,074.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,314.45 : 10,972.37 = 2,049.47 : x
  2. Step 2: Convert to fraction form
    7,314.45/10,972.37 = 2,049.47/x
  3. Step 3: Cross multiply
    7,314.45x = 10,972.37 × 2,049.47
  4. Step 4: Simplify right side
    7,314.45x = 22,487,478.03
  5. Step 5: Solve for x
    x = 22,487,478.03/7,314.45
  6. Step 6: Final answer
    x = 3,074.39

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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.