Home / 4,535.82-6,257.84-2,857.36

Finding the Fourth Proportional to 4,535.82, 6,257.84 and 2,857.36

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Solution

The fourth proportional to 4,535.82, 6,257.84 and 2,857.36 is: 3,942.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,535.82 : 6,257.84 = 2,857.36 : x
  2. Step 2: Convert to fraction form
    4,535.82/6,257.84 = 2,857.36/x
  3. Step 3: Cross multiply
    4,535.82x = 6,257.84 × 2,857.36
  4. Step 4: Simplify right side
    4,535.82x = 17,880,901.70
  5. Step 5: Solve for x
    x = 17,880,901.70/4,535.82
  6. Step 6: Final answer
    x = 3,942.15

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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.