Home / 2,962.67-4,439.76-2,176.50

Finding the Fourth Proportional to 2,962.67, 4,439.76 and 2,176.50

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Solution

The fourth proportional to 2,962.67, 4,439.76 and 2,176.50 is: 3,261.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.67 : 4,439.76 = 2,176.50 : x
  2. Step 2: Convert to fraction form
    2,962.67/4,439.76 = 2,176.50/x
  3. Step 3: Cross multiply
    2,962.67x = 4,439.76 × 2,176.50
  4. Step 4: Simplify right side
    2,962.67x = 9,663,137.64
  5. Step 5: Solve for x
    x = 9,663,137.64/2,962.67
  6. Step 6: Final answer
    x = 3,261.64

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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.