Home / 3,995.84-5,516.82-2,580.17

Finding the Fourth Proportional to 3,995.84, 5,516.82 and 2,580.17

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Solution

The fourth proportional to 3,995.84, 5,516.82 and 2,580.17 is: 3,562.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.84 : 5,516.82 = 2,580.17 : x
  2. Step 2: Convert to fraction form
    3,995.84/5,516.82 = 2,580.17/x
  3. Step 3: Cross multiply
    3,995.84x = 5,516.82 × 2,580.17
  4. Step 4: Simplify right side
    3,995.84x = 14,234,305.88
  5. Step 5: Solve for x
    x = 14,234,305.88/3,995.84
  6. Step 6: Final answer
    x = 3,562.29

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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.