Home / 6,278.46-8,664.28-3,446.04

Finding the Fourth Proportional to 6,278.46, 8,664.28 and 3,446.04

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Solution

The fourth proportional to 6,278.46, 8,664.28 and 3,446.04 is: 4,755.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,278.46 : 8,664.28 = 3,446.04 : x
  2. Step 2: Convert to fraction form
    6,278.46/8,664.28 = 3,446.04/x
  3. Step 3: Cross multiply
    6,278.46x = 8,664.28 × 3,446.04
  4. Step 4: Simplify right side
    6,278.46x = 29,857,455.45
  5. Step 5: Solve for x
    x = 29,857,455.45/6,278.46
  6. Step 6: Final answer
    x = 4,755.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.