Home / 3,556.31-5,334.05-1,705.86

Finding the Fourth Proportional to 3,556.31, 5,334.05 and 1,705.86

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Solution

The fourth proportional to 3,556.31, 5,334.05 and 1,705.86 is: 2,558.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.31 : 5,334.05 = 1,705.86 : x
  2. Step 2: Convert to fraction form
    3,556.31/5,334.05 = 1,705.86/x
  3. Step 3: Cross multiply
    3,556.31x = 5,334.05 × 1,705.86
  4. Step 4: Simplify right side
    3,556.31x = 9,099,146.80
  5. Step 5: Solve for x
    x = 9,099,146.80/3,556.31
  6. Step 6: Final answer
    x = 2,558.60

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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.