Home / 3,045.14-4,204.07-1,999.02

Finding the Fourth Proportional to 3,045.14, 4,204.07 and 1,999.02

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Solution

The fourth proportional to 3,045.14, 4,204.07 and 1,999.02 is: 2,759.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.14 : 4,204.07 = 1,999.02 : x
  2. Step 2: Convert to fraction form
    3,045.14/4,204.07 = 1,999.02/x
  3. Step 3: Cross multiply
    3,045.14x = 4,204.07 × 1,999.02
  4. Step 4: Simplify right side
    3,045.14x = 8,404,020.01
  5. Step 5: Solve for x
    x = 8,404,020.01/3,045.14
  6. Step 6: Final answer
    x = 2,759.81

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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.