Home / 7,463.79-11,196.96-3,078.85

Finding the Fourth Proportional to 7,463.79, 11,196.96 and 3,078.85

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Solution

The fourth proportional to 7,463.79, 11,196.96 and 3,078.85 is: 4,618.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,463.79 : 11,196.96 = 3,078.85 : x
  2. Step 2: Convert to fraction form
    7,463.79/11,196.96 = 3,078.85/x
  3. Step 3: Cross multiply
    7,463.79x = 11,196.96 × 3,078.85
  4. Step 4: Simplify right side
    7,463.79x = 34,473,760.30
  5. Step 5: Solve for x
    x = 34,473,760.30/7,463.79
  6. Step 6: Final answer
    x = 4,618.80

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1.5x scale

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.