Home / 3,039.69-4,194.81-1,713.36

Finding the Fourth Proportional to 3,039.69, 4,194.81 and 1,713.36

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Solution

The fourth proportional to 3,039.69, 4,194.81 and 1,713.36 is: 2,364.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.69 : 4,194.81 = 1,713.36 : x
  2. Step 2: Convert to fraction form
    3,039.69/4,194.81 = 1,713.36/x
  3. Step 3: Cross multiply
    3,039.69x = 4,194.81 × 1,713.36
  4. Step 4: Simplify right side
    3,039.69x = 7,187,219.66
  5. Step 5: Solve for x
    x = 7,187,219.66/3,039.69
  6. Step 6: Final answer
    x = 2,364.46

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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.