Home / 4,257.12-6,383.91-1,625.58

Finding the Fourth Proportional to 4,257.12, 6,383.91 and 1,625.58

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Solution

The fourth proportional to 4,257.12, 6,383.91 and 1,625.58 is: 2,437.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257.12 : 6,383.91 = 1,625.58 : x
  2. Step 2: Convert to fraction form
    4,257.12/6,383.91 = 1,625.58/x
  3. Step 3: Cross multiply
    4,257.12x = 6,383.91 × 1,625.58
  4. Step 4: Simplify right side
    4,257.12x = 10,377,556.42
  5. Step 5: Solve for x
    x = 10,377,556.42/4,257.12
  6. Step 6: Final answer
    x = 2,437.69

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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.