Home / 7,650.11-10,556.30-4,292.23

Finding the Fourth Proportional to 7,650.11, 10,556.30 and 4,292.23

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Solution

The fourth proportional to 7,650.11, 10,556.30 and 4,292.23 is: 5,922.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650.11 : 10,556.30 = 4,292.23 : x
  2. Step 2: Convert to fraction form
    7,650.11/10,556.30 = 4,292.23/x
  3. Step 3: Cross multiply
    7,650.11x = 10,556.30 × 4,292.23
  4. Step 4: Simplify right side
    7,650.11x = 45,309,993.31
  5. Step 5: Solve for x
    x = 45,309,993.31/7,650.11
  6. Step 6: Final answer
    x = 5,922.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.