Home / 2,962.87-4,440.04-2,176.70

Finding the Fourth Proportional to 2,962.87, 4,440.04 and 2,176.70

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Solution

The fourth proportional to 2,962.87, 4,440.04 and 2,176.70 is: 3,261.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.87 : 4,440.04 = 2,176.70 : x
  2. Step 2: Convert to fraction form
    2,962.87/4,440.04 = 2,176.70/x
  3. Step 3: Cross multiply
    2,962.87x = 4,440.04 × 2,176.70
  4. Step 4: Simplify right side
    2,962.87x = 9,664,607.43
  5. Step 5: Solve for x
    x = 9,664,607.43/2,962.87
  6. Step 6: Final answer
    x = 3,261.91

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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.