Home / 3,343.58-5,010.66-1,261.34

Finding the Fourth Proportional to 3,343.58, 5,010.66 and 1,261.34

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Solution

The fourth proportional to 3,343.58, 5,010.66 and 1,261.34 is: 1,890.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.58 : 5,010.66 = 1,261.34 : x
  2. Step 2: Convert to fraction form
    3,343.58/5,010.66 = 1,261.34/x
  3. Step 3: Cross multiply
    3,343.58x = 5,010.66 × 1,261.34
  4. Step 4: Simplify right side
    3,343.58x = 6,320,145.88
  5. Step 5: Solve for x
    x = 6,320,145.88/3,343.58
  6. Step 6: Final answer
    x = 1,890.23

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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.