Home / 7,293.34-10,938.78-2,098

Finding the Fourth Proportional to 7,293.34, 10,938.78 and 2,098

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Solution

The fourth proportional to 7,293.34, 10,938.78 and 2,098 is: 3,146.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,293.34 : 10,938.78 = 2,098 : x
  2. Step 2: Convert to fraction form
    7,293.34/10,938.78 = 2,098/x
  3. Step 3: Cross multiply
    7,293.34x = 10,938.78 × 2,098
  4. Step 4: Simplify right side
    7,293.34x = 22,949,560.44
  5. Step 5: Solve for x
    x = 22,949,560.44/7,293.34
  6. Step 6: Final answer
    x = 3,146.65

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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.