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Finding the Fourth Proportional to 4,156.63, 6,234.89 and 1,934.22

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Solution

The fourth proportional to 4,156.63, 6,234.89 and 1,934.22 is: 2,901.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.63 : 6,234.89 = 1,934.22 : x
  2. Step 2: Convert to fraction form
    4,156.63/6,234.89 = 1,934.22/x
  3. Step 3: Cross multiply
    4,156.63x = 6,234.89 × 1,934.22
  4. Step 4: Simplify right side
    4,156.63x = 12,059,668.09
  5. Step 5: Solve for x
    x = 12,059,668.09/4,156.63
  6. Step 6: Final answer
    x = 2,901.31

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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.