Home / 4,790.75-7,178.42-3,146.04

Finding the Fourth Proportional to 4,790.75, 7,178.42 and 3,146.04

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Solution

The fourth proportional to 4,790.75, 7,178.42 and 3,146.04 is: 4,714.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.75 : 7,178.42 = 3,146.04 : x
  2. Step 2: Convert to fraction form
    4,790.75/7,178.42 = 3,146.04/x
  3. Step 3: Cross multiply
    4,790.75x = 7,178.42 × 3,146.04
  4. Step 4: Simplify right side
    4,790.75x = 22,583,604.32
  5. Step 5: Solve for x
    x = 22,583,604.32/4,790.75
  6. Step 6: Final answer
    x = 4,714.01

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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.