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Finding the Fourth Proportional to 7,096.75, 9,794.13 and 3,953.55

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Solution

The fourth proportional to 7,096.75, 9,794.13 and 3,953.55 is: 5,456.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,096.75 : 9,794.13 = 3,953.55 : x
  2. Step 2: Convert to fraction form
    7,096.75/9,794.13 = 3,953.55/x
  3. Step 3: Cross multiply
    7,096.75x = 9,794.13 × 3,953.55
  4. Step 4: Simplify right side
    7,096.75x = 38,721,582.66
  5. Step 5: Solve for x
    x = 38,721,582.66/7,096.75
  6. Step 6: Final answer
    x = 5,456.24

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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.