Home / 3,354.80-5,036.44-2,127.36

Finding the Fourth Proportional to 3,354.80, 5,036.44 and 2,127.36

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Solution

The fourth proportional to 3,354.80, 5,036.44 and 2,127.36 is: 3,193.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.80 : 5,036.44 = 2,127.36 : x
  2. Step 2: Convert to fraction form
    3,354.80/5,036.44 = 2,127.36/x
  3. Step 3: Cross multiply
    3,354.80x = 5,036.44 × 2,127.36
  4. Step 4: Simplify right side
    3,354.80x = 10,714,321.00
  5. Step 5: Solve for x
    x = 10,714,321.00/3,354.80
  6. Step 6: Final answer
    x = 3,193.73

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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.