Home / 2,523.89-3,785.68-1,208.58

Finding the Fourth Proportional to 2,523.89, 3,785.68 and 1,208.58

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Solution

The fourth proportional to 2,523.89, 3,785.68 and 1,208.58 is: 1,812.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,523.89 : 3,785.68 = 1,208.58 : x
  2. Step 2: Convert to fraction form
    2,523.89/3,785.68 = 1,208.58/x
  3. Step 3: Cross multiply
    2,523.89x = 3,785.68 × 1,208.58
  4. Step 4: Simplify right side
    2,523.89x = 4,575,297.13
  5. Step 5: Solve for x
    x = 4,575,297.13/2,523.89
  6. Step 6: Final answer
    x = 1,812.80

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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.