Home / 3,195.06-4,408.14-1,935.70

Finding the Fourth Proportional to 3,195.06, 4,408.14 and 1,935.70

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Solution

The fourth proportional to 3,195.06, 4,408.14 and 1,935.70 is: 2,670.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.06 : 4,408.14 = 1,935.70 : x
  2. Step 2: Convert to fraction form
    3,195.06/4,408.14 = 1,935.70/x
  3. Step 3: Cross multiply
    3,195.06x = 4,408.14 × 1,935.70
  4. Step 4: Simplify right side
    3,195.06x = 8,532,836.60
  5. Step 5: Solve for x
    x = 8,532,836.60/3,195.06
  6. Step 6: Final answer
    x = 2,670.63

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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.