Home / 2,208.47-3,311.48-1,037.10

Finding the Fourth Proportional to 2,208.47, 3,311.48 and 1,037.10

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Solution

The fourth proportional to 2,208.47, 3,311.48 and 1,037.10 is: 1,555.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208.47 : 3,311.48 = 1,037.10 : x
  2. Step 2: Convert to fraction form
    2,208.47/3,311.48 = 1,037.10/x
  3. Step 3: Cross multiply
    2,208.47x = 3,311.48 × 1,037.10
  4. Step 4: Simplify right side
    2,208.47x = 3,434,350.92
  5. Step 5: Solve for x
    x = 3,434,350.92/2,208.47
  6. Step 6: Final answer
    x = 1,555.09

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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.