Home / 3,537.05-4,879.49-2,528.81

Finding the Fourth Proportional to 3,537.05, 4,879.49 and 2,528.81

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Solution

The fourth proportional to 3,537.05, 4,879.49 and 2,528.81 is: 3,488.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.05 : 4,879.49 = 2,528.81 : x
  2. Step 2: Convert to fraction form
    3,537.05/4,879.49 = 2,528.81/x
  3. Step 3: Cross multiply
    3,537.05x = 4,879.49 × 2,528.81
  4. Step 4: Simplify right side
    3,537.05x = 12,339,266.07
  5. Step 5: Solve for x
    x = 12,339,266.07/3,537.05
  6. Step 6: Final answer
    x = 3,488.58

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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.