Home / 4,672.14-6,446.86-2,682.78

Finding the Fourth Proportional to 4,672.14, 6,446.86 and 2,682.78

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Solution

The fourth proportional to 4,672.14, 6,446.86 and 2,682.78 is: 3,701.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,672.14 : 6,446.86 = 2,682.78 : x
  2. Step 2: Convert to fraction form
    4,672.14/6,446.86 = 2,682.78/x
  3. Step 3: Cross multiply
    4,672.14x = 6,446.86 × 2,682.78
  4. Step 4: Simplify right side
    4,672.14x = 17,295,507.07
  5. Step 5: Solve for x
    x = 17,295,507.07/4,672.14
  6. Step 6: Final answer
    x = 3,701.84

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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.