Home / 8,299.77-11,453.18-4,942.86

Finding the Fourth Proportional to 8,299.77, 11,453.18 and 4,942.86

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Solution

The fourth proportional to 8,299.77, 11,453.18 and 4,942.86 is: 6,820.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299.77 : 11,453.18 = 4,942.86 : x
  2. Step 2: Convert to fraction form
    8,299.77/11,453.18 = 4,942.86/x
  3. Step 3: Cross multiply
    8,299.77x = 11,453.18 × 4,942.86
  4. Step 4: Simplify right side
    8,299.77x = 56,611,440.58
  5. Step 5: Solve for x
    x = 56,611,440.58/8,299.77
  6. Step 6: Final answer
    x = 6,820.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.