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Finding the Fourth Proportional to 6,694.72, 10,042.62 and 2,077.72

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Solution

The fourth proportional to 6,694.72, 10,042.62 and 2,077.72 is: 3,116.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,694.72 : 10,042.62 = 2,077.72 : x
  2. Step 2: Convert to fraction form
    6,694.72/10,042.62 = 2,077.72/x
  3. Step 3: Cross multiply
    6,694.72x = 10,042.62 × 2,077.72
  4. Step 4: Simplify right side
    6,694.72x = 20,865,752.43
  5. Step 5: Solve for x
    x = 20,865,752.43/6,694.72
  6. Step 6: Final answer
    x = 3,116.75

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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.