Home / 4,784.40-7,170.06-3,049.92

Finding the Fourth Proportional to 4,784.40, 7,170.06 and 3,049.92

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Solution

The fourth proportional to 4,784.40, 7,170.06 and 3,049.92 is: 4,570.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784.40 : 7,170.06 = 3,049.92 : x
  2. Step 2: Convert to fraction form
    4,784.40/7,170.06 = 3,049.92/x
  3. Step 3: Cross multiply
    4,784.40x = 7,170.06 × 3,049.92
  4. Step 4: Simplify right side
    4,784.40x = 21,868,109.40
  5. Step 5: Solve for x
    x = 21,868,109.40/4,784.40
  6. Step 6: Final answer
    x = 4,570.71

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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.