Home / 5,972.62-8,962.53-2,079.76

Finding the Fourth Proportional to 5,972.62, 8,962.53 and 2,079.76

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Solution

The fourth proportional to 5,972.62, 8,962.53 and 2,079.76 is: 3,120.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,972.62 : 8,962.53 = 2,079.76 : x
  2. Step 2: Convert to fraction form
    5,972.62/8,962.53 = 2,079.76/x
  3. Step 3: Cross multiply
    5,972.62x = 8,962.53 × 2,079.76
  4. Step 4: Simplify right side
    5,972.62x = 18,639,856.18
  5. Step 5: Solve for x
    x = 18,639,856.18/5,972.62
  6. Step 6: Final answer
    x = 3,120.89

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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.