Home / 7,292.22-10,938.21-2,361.72

Finding the Fourth Proportional to 7,292.22, 10,938.21 and 2,361.72

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Solution

The fourth proportional to 7,292.22, 10,938.21 and 2,361.72 is: 3,542.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,292.22 : 10,938.21 = 2,361.72 : x
  2. Step 2: Convert to fraction form
    7,292.22/10,938.21 = 2,361.72/x
  3. Step 3: Cross multiply
    7,292.22x = 10,938.21 × 2,361.72
  4. Step 4: Simplify right side
    7,292.22x = 25,832,989.32
  5. Step 5: Solve for x
    x = 25,832,989.32/7,292.22
  6. Step 6: Final answer
    x = 3,542.54

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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.