Home / 3,039.36-4,194.26-1,713.20

Finding the Fourth Proportional to 3,039.36, 4,194.26 and 1,713.20

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Solution

The fourth proportional to 3,039.36, 4,194.26 and 1,713.20 is: 2,364.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.36 : 4,194.26 = 1,713.20 : x
  2. Step 2: Convert to fraction form
    3,039.36/4,194.26 = 1,713.20/x
  3. Step 3: Cross multiply
    3,039.36x = 4,194.26 × 1,713.20
  4. Step 4: Simplify right side
    3,039.36x = 7,185,606.23
  5. Step 5: Solve for x
    x = 7,185,606.23/3,039.36
  6. Step 6: Final answer
    x = 2,364.18

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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.