Home / 3,039.97-4,195.15-1,695.58

Finding the Fourth Proportional to 3,039.97, 4,195.15 and 1,695.58

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Solution

The fourth proportional to 3,039.97, 4,195.15 and 1,695.58 is: 2,339.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.97 : 4,195.15 = 1,695.58 : x
  2. Step 2: Convert to fraction form
    3,039.97/4,195.15 = 1,695.58/x
  3. Step 3: Cross multiply
    3,039.97x = 4,195.15 × 1,695.58
  4. Step 4: Simplify right side
    3,039.97x = 7,113,190.59
  5. Step 5: Solve for x
    x = 7,113,190.59/3,039.97
  6. Step 6: Final answer
    x = 2,339.89

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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.