Home / 8,207.90-12,308.60-3,010.94

Finding the Fourth Proportional to 8,207.90, 12,308.60 and 3,010.94

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Solution

The fourth proportional to 8,207.90, 12,308.60 and 3,010.94 is: 4,515.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207.90 : 12,308.60 = 3,010.94 : x
  2. Step 2: Convert to fraction form
    8,207.90/12,308.60 = 3,010.94/x
  3. Step 3: Cross multiply
    8,207.90x = 12,308.60 × 3,010.94
  4. Step 4: Simplify right side
    8,207.90x = 37,060,456.08
  5. Step 5: Solve for x
    x = 37,060,456.08/8,207.90
  6. Step 6: Final answer
    x = 4,515.22

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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.