Home / 7,766.96-11,650.43-1,923.57

Finding the Fourth Proportional to 7,766.96, 11,650.43 and 1,923.57

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Solution

The fourth proportional to 7,766.96, 11,650.43 and 1,923.57 is: 2,885.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.96 : 11,650.43 = 1,923.57 : x
  2. Step 2: Convert to fraction form
    7,766.96/11,650.43 = 1,923.57/x
  3. Step 3: Cross multiply
    7,766.96x = 11,650.43 × 1,923.57
  4. Step 4: Simplify right side
    7,766.96x = 22,410,408.02
  5. Step 5: Solve for x
    x = 22,410,408.02/7,766.96
  6. Step 6: Final answer
    x = 2,885.35

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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.