Home / 8,148.34-12,222.30-2,602.03

Finding the Fourth Proportional to 8,148.34, 12,222.30 and 2,602.03

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Solution

The fourth proportional to 8,148.34, 12,222.30 and 2,602.03 is: 3,902.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148.34 : 12,222.30 = 2,602.03 : x
  2. Step 2: Convert to fraction form
    8,148.34/12,222.30 = 2,602.03/x
  3. Step 3: Cross multiply
    8,148.34x = 12,222.30 × 2,602.03
  4. Step 4: Simplify right side
    8,148.34x = 31,802,791.27
  5. Step 5: Solve for x
    x = 31,802,791.27/8,148.34
  6. Step 6: Final answer
    x = 3,902.98

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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.