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Finding the Fourth Proportional to 6,718.98, 10,078.17 and 2,336.79

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Solution

The fourth proportional to 6,718.98, 10,078.17 and 2,336.79 is: 3,505.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,718.98 : 10,078.17 = 2,336.79 : x
  2. Step 2: Convert to fraction form
    6,718.98/10,078.17 = 2,336.79/x
  3. Step 3: Cross multiply
    6,718.98x = 10,078.17 × 2,336.79
  4. Step 4: Simplify right side
    6,718.98x = 23,550,566.87
  5. Step 5: Solve for x
    x = 23,550,566.87/6,718.98
  6. Step 6: Final answer
    x = 3,505.08

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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.