Home / 4,847.86-7,265.92-2,211.76

Finding the Fourth Proportional to 4,847.86, 7,265.92 and 2,211.76

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Solution

The fourth proportional to 4,847.86, 7,265.92 and 2,211.76 is: 3,314.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.86 : 7,265.92 = 2,211.76 : x
  2. Step 2: Convert to fraction form
    4,847.86/7,265.92 = 2,211.76/x
  3. Step 3: Cross multiply
    4,847.86x = 7,265.92 × 2,211.76
  4. Step 4: Simplify right side
    4,847.86x = 16,070,471.22
  5. Step 5: Solve for x
    x = 16,070,471.22/4,847.86
  6. Step 6: Final answer
    x = 3,314.96

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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.