Home / 7,829.73-11,744.60-4,745.25

Finding the Fourth Proportional to 7,829.73, 11,744.60 and 4,745.25

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Solution

The fourth proportional to 7,829.73, 11,744.60 and 4,745.25 is: 7,117.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,829.73 : 11,744.60 = 4,745.25 : x
  2. Step 2: Convert to fraction form
    7,829.73/11,744.60 = 4,745.25/x
  3. Step 3: Cross multiply
    7,829.73x = 11,744.60 × 4,745.25
  4. Step 4: Simplify right side
    7,829.73x = 55,731,039.42
  5. Step 5: Solve for x
    x = 55,731,039.42/7,829.73
  6. Step 6: Final answer
    x = 7,117.88

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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.