Home / 8,270.15-12,406.93-2,723.83

Finding the Fourth Proportional to 8,270.15, 12,406.93 and 2,723.83

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Solution

The fourth proportional to 8,270.15, 12,406.93 and 2,723.83 is: 4,086.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,270.15 : 12,406.93 = 2,723.83 : x
  2. Step 2: Convert to fraction form
    8,270.15/12,406.93 = 2,723.83/x
  3. Step 3: Cross multiply
    8,270.15x = 12,406.93 × 2,723.83
  4. Step 4: Simplify right side
    8,270.15x = 33,794,330.32
  5. Step 5: Solve for x
    x = 33,794,330.32/8,270.15
  6. Step 6: Final answer
    x = 4,086.30

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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.