Home / 7,829.22-11,745.76-2,282.62

Finding the Fourth Proportional to 7,829.22, 11,745.76 and 2,282.62

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Solution

The fourth proportional to 7,829.22, 11,745.76 and 2,282.62 is: 3,424.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,829.22 : 11,745.76 = 2,282.62 : x
  2. Step 2: Convert to fraction form
    7,829.22/11,745.76 = 2,282.62/x
  3. Step 3: Cross multiply
    7,829.22x = 11,745.76 × 2,282.62
  4. Step 4: Simplify right side
    7,829.22x = 26,811,106.69
  5. Step 5: Solve for x
    x = 26,811,106.69/7,829.22
  6. Step 6: Final answer
    x = 3,424.49

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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.