Home / 4,256.82-6,379.56-1,658.34

Finding the Fourth Proportional to 4,256.82, 6,379.56 and 1,658.34

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Solution

The fourth proportional to 4,256.82, 6,379.56 and 1,658.34 is: 2,485.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256.82 : 6,379.56 = 1,658.34 : x
  2. Step 2: Convert to fraction form
    4,256.82/6,379.56 = 1,658.34/x
  3. Step 3: Cross multiply
    4,256.82x = 6,379.56 × 1,658.34
  4. Step 4: Simplify right side
    4,256.82x = 10,579,479.53
  5. Step 5: Solve for x
    x = 10,579,479.53/4,256.82
  6. Step 6: Final answer
    x = 2,485.30

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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.