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Finding the Fourth Proportional to 7,394.67, 11,096.19 and 3,931.83

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Solution

The fourth proportional to 7,394.67, 11,096.19 and 3,931.83 is: 5,899.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,394.67 : 11,096.19 = 3,931.83 : x
  2. Step 2: Convert to fraction form
    7,394.67/11,096.19 = 3,931.83/x
  3. Step 3: Cross multiply
    7,394.67x = 11,096.19 × 3,931.83
  4. Step 4: Simplify right side
    7,394.67x = 43,628,332.73
  5. Step 5: Solve for x
    x = 43,628,332.73/7,394.67
  6. Step 6: Final answer
    x = 5,899.97

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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.