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Finding the Fourth Proportional to 6,895.91, 9,516.54 and 4,244.84

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Solution

The fourth proportional to 6,895.91, 9,516.54 and 4,244.84 is: 5,857.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,895.91 : 9,516.54 = 4,244.84 : x
  2. Step 2: Convert to fraction form
    6,895.91/9,516.54 = 4,244.84/x
  3. Step 3: Cross multiply
    6,895.91x = 9,516.54 × 4,244.84
  4. Step 4: Simplify right side
    6,895.91x = 40,396,142.07
  5. Step 5: Solve for x
    x = 40,396,142.07/6,895.91
  6. Step 6: Final answer
    x = 5,857.99

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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.