Home / 11,347.87-17,022.35-3,556.75

Finding the Fourth Proportional to 11,347.87, 17,022.35 and 3,556.75

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Solution

The fourth proportional to 11,347.87, 17,022.35 and 3,556.75 is: 5,335.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347.87 : 17,022.35 = 3,556.75 : x
  2. Step 2: Convert to fraction form
    11,347.87/17,022.35 = 3,556.75/x
  3. Step 3: Cross multiply
    11,347.87x = 17,022.35 × 3,556.75
  4. Step 4: Simplify right side
    11,347.87x = 60,544,243.36
  5. Step 5: Solve for x
    x = 60,544,243.36/11,347.87
  6. Step 6: Final answer
    x = 5,335.30

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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.