Home / 3,039.94-4,195.16-1,713.61

Finding the Fourth Proportional to 3,039.94, 4,195.16 and 1,713.61

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Solution

The fourth proportional to 3,039.94, 4,195.16 and 1,713.61 is: 2,364.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.94 : 4,195.16 = 1,713.61 : x
  2. Step 2: Convert to fraction form
    3,039.94/4,195.16 = 1,713.61/x
  3. Step 3: Cross multiply
    3,039.94x = 4,195.16 × 1,713.61
  4. Step 4: Simplify right side
    3,039.94x = 7,188,868.13
  5. Step 5: Solve for x
    x = 7,188,868.13/3,039.94
  6. Step 6: Final answer
    x = 2,364.81

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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.