Home / 8,016.34-12,020.55-4,685.43

Finding the Fourth Proportional to 8,016.34, 12,020.55 and 4,685.43

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Solution

The fourth proportional to 8,016.34, 12,020.55 and 4,685.43 is: 7,025.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,016.34 : 12,020.55 = 4,685.43 : x
  2. Step 2: Convert to fraction form
    8,016.34/12,020.55 = 4,685.43/x
  3. Step 3: Cross multiply
    8,016.34x = 12,020.55 × 4,685.43
  4. Step 4: Simplify right side
    8,016.34x = 56,321,445.59
  5. Step 5: Solve for x
    x = 56,321,445.59/8,016.34
  6. Step 6: Final answer
    x = 7,025.83

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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.