Home / 8,055.48-12,083.64-2,211.96

Finding the Fourth Proportional to 8,055.48, 12,083.64 and 2,211.96

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Solution

The fourth proportional to 8,055.48, 12,083.64 and 2,211.96 is: 3,318.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055.48 : 12,083.64 = 2,211.96 : x
  2. Step 2: Convert to fraction form
    8,055.48/12,083.64 = 2,211.96/x
  3. Step 3: Cross multiply
    8,055.48x = 12,083.64 × 2,211.96
  4. Step 4: Simplify right side
    8,055.48x = 26,728,528.33
  5. Step 5: Solve for x
    x = 26,728,528.33/8,055.48
  6. Step 6: Final answer
    x = 3,318.06

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1.5x scale

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.