Home / 4,856.96-7,278.53-2,217.98

Finding the Fourth Proportional to 4,856.96, 7,278.53 and 2,217.98

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Solution

The fourth proportional to 4,856.96, 7,278.53 and 2,217.98 is: 3,323.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,856.96 : 7,278.53 = 2,217.98 : x
  2. Step 2: Convert to fraction form
    4,856.96/7,278.53 = 2,217.98/x
  3. Step 3: Cross multiply
    4,856.96x = 7,278.53 × 2,217.98
  4. Step 4: Simplify right side
    4,856.96x = 16,143,597.58
  5. Step 5: Solve for x
    x = 16,143,597.58/4,856.96
  6. Step 6: Final answer
    x = 3,323.81

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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.