Home / 8,204.40-12,308.76-2,361.48

Finding the Fourth Proportional to 8,204.40, 12,308.76 and 2,361.48

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Solution

The fourth proportional to 8,204.40, 12,308.76 and 2,361.48 is: 3,542.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,204.40 : 12,308.76 = 2,361.48 : x
  2. Step 2: Convert to fraction form
    8,204.40/12,308.76 = 2,361.48/x
  3. Step 3: Cross multiply
    8,204.40x = 12,308.76 × 2,361.48
  4. Step 4: Simplify right side
    8,204.40x = 29,066,890.56
  5. Step 5: Solve for x
    x = 29,066,890.56/8,204.40
  6. Step 6: Final answer
    x = 3,542.84

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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.