Home / 3,043.13-4,199.54-2,112.17

Finding the Fourth Proportional to 3,043.13, 4,199.54 and 2,112.17

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Solution

The fourth proportional to 3,043.13, 4,199.54 and 2,112.17 is: 2,914.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.13 : 4,199.54 = 2,112.17 : x
  2. Step 2: Convert to fraction form
    3,043.13/4,199.54 = 2,112.17/x
  3. Step 3: Cross multiply
    3,043.13x = 4,199.54 × 2,112.17
  4. Step 4: Simplify right side
    3,043.13x = 8,870,110.84
  5. Step 5: Solve for x
    x = 8,870,110.84/3,043.13
  6. Step 6: Final answer
    x = 2,914.80

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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.