Home / 3,527.91-4,857.39-2,685.92

Finding the Fourth Proportional to 3,527.91, 4,857.39 and 2,685.92

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Solution

The fourth proportional to 3,527.91, 4,857.39 and 2,685.92 is: 3,698.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.91 : 4,857.39 = 2,685.92 : x
  2. Step 2: Convert to fraction form
    3,527.91/4,857.39 = 2,685.92/x
  3. Step 3: Cross multiply
    3,527.91x = 4,857.39 × 2,685.92
  4. Step 4: Simplify right side
    3,527.91x = 13,046,536.66
  5. Step 5: Solve for x
    x = 13,046,536.66/3,527.91
  6. Step 6: Final answer
    x = 3,698.09

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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.