Home / 7,722.33-11,574.23-3,556.62

Finding the Fourth Proportional to 7,722.33, 11,574.23 and 3,556.62

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Solution

The fourth proportional to 7,722.33, 11,574.23 and 3,556.62 is: 5,330.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722.33 : 11,574.23 = 3,556.62 : x
  2. Step 2: Convert to fraction form
    7,722.33/11,574.23 = 3,556.62/x
  3. Step 3: Cross multiply
    7,722.33x = 11,574.23 × 3,556.62
  4. Step 4: Simplify right side
    7,722.33x = 41,165,120.12
  5. Step 5: Solve for x
    x = 41,165,120.12/7,722.33
  6. Step 6: Final answer
    x = 5,330.66

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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.