Home / 2,208.38-3,312.48-1,037.96

Finding the Fourth Proportional to 2,208.38, 3,312.48 and 1,037.96

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Solution

The fourth proportional to 2,208.38, 3,312.48 and 1,037.96 is: 1,556.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208.38 : 3,312.48 = 1,037.96 : x
  2. Step 2: Convert to fraction form
    2,208.38/3,312.48 = 1,037.96/x
  3. Step 3: Cross multiply
    2,208.38x = 3,312.48 × 1,037.96
  4. Step 4: Simplify right side
    2,208.38x = 3,438,221.74
  5. Step 5: Solve for x
    x = 3,438,221.74/2,208.38
  6. Step 6: Final answer
    x = 1,556.90

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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.