Home / 3,628.55-5,006.96-2,211.73

Finding the Fourth Proportional to 3,628.55, 5,006.96 and 2,211.73

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Solution

The fourth proportional to 3,628.55, 5,006.96 and 2,211.73 is: 3,051.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.55 : 5,006.96 = 2,211.73 : x
  2. Step 2: Convert to fraction form
    3,628.55/5,006.96 = 2,211.73/x
  3. Step 3: Cross multiply
    3,628.55x = 5,006.96 × 2,211.73
  4. Step 4: Simplify right side
    3,628.55x = 11,074,024.21
  5. Step 5: Solve for x
    x = 11,074,024.21/3,628.55
  6. Step 6: Final answer
    x = 3,051.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.