Home / 3,100.05-4,650.77-1,456.62

Finding the Fourth Proportional to 3,100.05, 4,650.77 and 1,456.62

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Solution

The fourth proportional to 3,100.05, 4,650.77 and 1,456.62 is: 2,185.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100.05 : 4,650.77 = 1,456.62 : x
  2. Step 2: Convert to fraction form
    3,100.05/4,650.77 = 1,456.62/x
  3. Step 3: Cross multiply
    3,100.05x = 4,650.77 × 1,456.62
  4. Step 4: Simplify right side
    3,100.05x = 6,774,404.60
  5. Step 5: Solve for x
    x = 6,774,404.60/3,100.05
  6. Step 6: Final answer
    x = 2,185.26

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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.