Home / 3,946.50-5,922.96-1,999.26

Finding the Fourth Proportional to 3,946.50, 5,922.96 and 1,999.26

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Solution

The fourth proportional to 3,946.50, 5,922.96 and 1,999.26 is: 3,000.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.50 : 5,922.96 = 1,999.26 : x
  2. Step 2: Convert to fraction form
    3,946.50/5,922.96 = 1,999.26/x
  3. Step 3: Cross multiply
    3,946.50x = 5,922.96 × 1,999.26
  4. Step 4: Simplify right side
    3,946.50x = 11,841,537.01
  5. Step 5: Solve for x
    x = 11,841,537.01/3,946.50
  6. Step 6: Final answer
    x = 3,000.52

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1.5x scale

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.