Home / 9,286.42-13,931.64-3,739.94

Finding the Fourth Proportional to 9,286.42, 13,931.64 and 3,739.94

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Solution

The fourth proportional to 9,286.42, 13,931.64 and 3,739.94 is: 5,610.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,286.42 : 13,931.64 = 3,739.94 : x
  2. Step 2: Convert to fraction form
    9,286.42/13,931.64 = 3,739.94/x
  3. Step 3: Cross multiply
    9,286.42x = 13,931.64 × 3,739.94
  4. Step 4: Simplify right side
    9,286.42x = 52,103,497.70
  5. Step 5: Solve for x
    x = 52,103,497.70/9,286.42
  6. Step 6: Final answer
    x = 5,610.72

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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.