Home / 2,257.66-3,390.14-1,702.41

Finding the Fourth Proportional to 2,257.66, 3,390.14 and 1,702.41

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Solution

The fourth proportional to 2,257.66, 3,390.14 and 1,702.41 is: 2,556.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257.66 : 3,390.14 = 1,702.41 : x
  2. Step 2: Convert to fraction form
    2,257.66/3,390.14 = 1,702.41/x
  3. Step 3: Cross multiply
    2,257.66x = 3,390.14 × 1,702.41
  4. Step 4: Simplify right side
    2,257.66x = 5,771,408.24
  5. Step 5: Solve for x
    x = 5,771,408.24/2,257.66
  6. Step 6: Final answer
    x = 2,556.37

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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.