Home / 3,538.44-4,884.56-2,211.86

Finding the Fourth Proportional to 3,538.44, 4,884.56 and 2,211.86

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Solution

The fourth proportional to 3,538.44, 4,884.56 and 2,211.86 is: 3,053.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.44 : 4,884.56 = 2,211.86 : x
  2. Step 2: Convert to fraction form
    3,538.44/4,884.56 = 2,211.86/x
  3. Step 3: Cross multiply
    3,538.44x = 4,884.56 × 2,211.86
  4. Step 4: Simplify right side
    3,538.44x = 10,803,927.40
  5. Step 5: Solve for x
    x = 10,803,927.40/3,538.44
  6. Step 6: Final answer
    x = 3,053.30

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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.