Home / 3,519.82-4,857.86-2,027.45

Finding the Fourth Proportional to 3,519.82, 4,857.86 and 2,027.45

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Solution

The fourth proportional to 3,519.82, 4,857.86 and 2,027.45 is: 2,798.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.82 : 4,857.86 = 2,027.45 : x
  2. Step 2: Convert to fraction form
    3,519.82/4,857.86 = 2,027.45/x
  3. Step 3: Cross multiply
    3,519.82x = 4,857.86 × 2,027.45
  4. Step 4: Simplify right side
    3,519.82x = 9,849,043.97
  5. Step 5: Solve for x
    x = 9,849,043.97/3,519.82
  6. Step 6: Final answer
    x = 2,798.17

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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.