Home / 10,964.25-16,446.15-4,388.67

Finding the Fourth Proportional to 10,964.25, 16,446.15 and 4,388.67

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Solution

The fourth proportional to 10,964.25, 16,446.15 and 4,388.67 is: 6,582.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,964.25 : 16,446.15 = 4,388.67 : x
  2. Step 2: Convert to fraction form
    10,964.25/16,446.15 = 4,388.67/x
  3. Step 3: Cross multiply
    10,964.25x = 16,446.15 × 4,388.67
  4. Step 4: Simplify right side
    10,964.25x = 72,176,725.12
  5. Step 5: Solve for x
    x = 72,176,725.12/10,964.25
  6. Step 6: Final answer
    x = 6,582.91

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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.