Home / 6,131.44-8,461.28-3,336.96

Finding the Fourth Proportional to 6,131.44, 8,461.28 and 3,336.96

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Solution

The fourth proportional to 6,131.44, 8,461.28 and 3,336.96 is: 4,604.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,131.44 : 8,461.28 = 3,336.96 : x
  2. Step 2: Convert to fraction form
    6,131.44/8,461.28 = 3,336.96/x
  3. Step 3: Cross multiply
    6,131.44x = 8,461.28 × 3,336.96
  4. Step 4: Simplify right side
    6,131.44x = 28,234,952.91
  5. Step 5: Solve for x
    x = 28,234,952.91/6,131.44
  6. Step 6: Final answer
    x = 4,604.95

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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.