Home / 7,173.30-10,756.71-2,556.42

Finding the Fourth Proportional to 7,173.30, 10,756.71 and 2,556.42

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Solution

The fourth proportional to 7,173.30, 10,756.71 and 2,556.42 is: 3,833.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,173.30 : 10,756.71 = 2,556.42 : x
  2. Step 2: Convert to fraction form
    7,173.30/10,756.71 = 2,556.42/x
  3. Step 3: Cross multiply
    7,173.30x = 10,756.71 × 2,556.42
  4. Step 4: Simplify right side
    7,173.30x = 27,498,668.58
  5. Step 5: Solve for x
    x = 27,498,668.58/7,173.30
  6. Step 6: Final answer
    x = 3,833.48

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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.