Home / 11,306.28-16,949.85-4,282.42

Finding the Fourth Proportional to 11,306.28, 16,949.85 and 4,282.42

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Solution

The fourth proportional to 11,306.28, 16,949.85 and 4,282.42 is: 6,420.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,306.28 : 16,949.85 = 4,282.42 : x
  2. Step 2: Convert to fraction form
    11,306.28/16,949.85 = 4,282.42/x
  3. Step 3: Cross multiply
    11,306.28x = 16,949.85 × 4,282.42
  4. Step 4: Simplify right side
    11,306.28x = 72,586,376.64
  5. Step 5: Solve for x
    x = 72,586,376.64/11,306.28
  6. Step 6: Final answer
    x = 6,420.01

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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.