Home / 4,286.42-6,428.82-2,092.94

Finding the Fourth Proportional to 4,286.42, 6,428.82 and 2,092.94

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Solution

The fourth proportional to 4,286.42, 6,428.82 and 2,092.94 is: 3,139.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.42 : 6,428.82 = 2,092.94 : x
  2. Step 2: Convert to fraction form
    4,286.42/6,428.82 = 2,092.94/x
  3. Step 3: Cross multiply
    4,286.42x = 6,428.82 × 2,092.94
  4. Step 4: Simplify right side
    4,286.42x = 13,455,134.53
  5. Step 5: Solve for x
    x = 13,455,134.53/4,286.42
  6. Step 6: Final answer
    x = 3,139.01

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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.