Home / 8,330.38-12,497.31-2,407.25

Finding the Fourth Proportional to 8,330.38, 12,497.31 and 2,407.25

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Solution

The fourth proportional to 8,330.38, 12,497.31 and 2,407.25 is: 3,611.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330.38 : 12,497.31 = 2,407.25 : x
  2. Step 2: Convert to fraction form
    8,330.38/12,497.31 = 2,407.25/x
  3. Step 3: Cross multiply
    8,330.38x = 12,497.31 × 2,407.25
  4. Step 4: Simplify right side
    8,330.38x = 30,084,137.46
  5. Step 5: Solve for x
    x = 30,084,137.46/8,330.38
  6. Step 6: Final answer
    x = 3,611.38

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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.