Home / 8,020.14-12,031.73-3,637.95

Finding the Fourth Proportional to 8,020.14, 12,031.73 and 3,637.95

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Solution

The fourth proportional to 8,020.14, 12,031.73 and 3,637.95 is: 5,457.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.14 : 12,031.73 = 3,637.95 : x
  2. Step 2: Convert to fraction form
    8,020.14/12,031.73 = 3,637.95/x
  3. Step 3: Cross multiply
    8,020.14x = 12,031.73 × 3,637.95
  4. Step 4: Simplify right side
    8,020.14x = 43,770,832.15
  5. Step 5: Solve for x
    x = 43,770,832.15/8,020.14
  6. Step 6: Final answer
    x = 5,457.61

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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.