Home / 3,039.81-4,194.57-1,713.63

Finding the Fourth Proportional to 3,039.81, 4,194.57 and 1,713.63

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Solution

The fourth proportional to 3,039.81, 4,194.57 and 1,713.63 is: 2,364.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.81 : 4,194.57 = 1,713.63 : x
  2. Step 2: Convert to fraction form
    3,039.81/4,194.57 = 1,713.63/x
  3. Step 3: Cross multiply
    3,039.81x = 4,194.57 × 1,713.63
  4. Step 4: Simplify right side
    3,039.81x = 7,187,940.99
  5. Step 5: Solve for x
    x = 7,187,940.99/3,039.81
  6. Step 6: Final answer
    x = 2,364.60

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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.