Home / 10,873.14-16,317.72-4,956.72

Finding the Fourth Proportional to 10,873.14, 16,317.72 and 4,956.72

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Solution

The fourth proportional to 10,873.14, 16,317.72 and 4,956.72 is: 7,438.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,873.14 : 16,317.72 = 4,956.72 : x
  2. Step 2: Convert to fraction form
    10,873.14/16,317.72 = 4,956.72/x
  3. Step 3: Cross multiply
    10,873.14x = 16,317.72 × 4,956.72
  4. Step 4: Simplify right side
    10,873.14x = 80,882,369.08
  5. Step 5: Solve for x
    x = 80,882,369.08/10,873.14
  6. Step 6: Final answer
    x = 7,438.73

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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.