Home / 8,055.28-12,083.14-2,211.91

Finding the Fourth Proportional to 8,055.28, 12,083.14 and 2,211.91

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Solution

The fourth proportional to 8,055.28, 12,083.14 and 2,211.91 is: 3,317.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055.28 : 12,083.14 = 2,211.91 : x
  2. Step 2: Convert to fraction form
    8,055.28/12,083.14 = 2,211.91/x
  3. Step 3: Cross multiply
    8,055.28x = 12,083.14 × 2,211.91
  4. Step 4: Simplify right side
    8,055.28x = 26,726,790.75
  5. Step 5: Solve for x
    x = 26,726,790.75/8,055.28
  6. Step 6: Final answer
    x = 3,317.92

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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.