Home / 4,790.28-7,185.69-2,195.04

Finding the Fourth Proportional to 4,790.28, 7,185.69 and 2,195.04

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Solution

The fourth proportional to 4,790.28, 7,185.69 and 2,195.04 is: 3,292.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.28 : 7,185.69 = 2,195.04 : x
  2. Step 2: Convert to fraction form
    4,790.28/7,185.69 = 2,195.04/x
  3. Step 3: Cross multiply
    4,790.28x = 7,185.69 × 2,195.04
  4. Step 4: Simplify right side
    4,790.28x = 15,772,876.98
  5. Step 5: Solve for x
    x = 15,772,876.98/4,790.28
  6. Step 6: Final answer
    x = 3,292.68

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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.