Home / 2,458.05-3,686.43-1,224.54

Finding the Fourth Proportional to 2,458.05, 3,686.43 and 1,224.54

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Solution

The fourth proportional to 2,458.05, 3,686.43 and 1,224.54 is: 1,836.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458.05 : 3,686.43 = 1,224.54 : x
  2. Step 2: Convert to fraction form
    2,458.05/3,686.43 = 1,224.54/x
  3. Step 3: Cross multiply
    2,458.05x = 3,686.43 × 1,224.54
  4. Step 4: Simplify right side
    2,458.05x = 4,514,180.99
  5. Step 5: Solve for x
    x = 4,514,180.99/2,458.05
  6. Step 6: Final answer
    x = 1,836.49

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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.