Home / 10,972.44-16,467.88-4,737.16

Finding the Fourth Proportional to 10,972.44, 16,467.88 and 4,737.16

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Solution

The fourth proportional to 10,972.44, 16,467.88 and 4,737.16 is: 7,109.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972.44 : 16,467.88 = 4,737.16 : x
  2. Step 2: Convert to fraction form
    10,972.44/16,467.88 = 4,737.16/x
  3. Step 3: Cross multiply
    10,972.44x = 16,467.88 × 4,737.16
  4. Step 4: Simplify right side
    10,972.44x = 78,010,982.42
  5. Step 5: Solve for x
    x = 78,010,982.42/10,972.44
  6. Step 6: Final answer
    x = 7,109.72

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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.