Home / 3,190.10-4,404.49-2,852.95

Finding the Fourth Proportional to 3,190.10, 4,404.49 and 2,852.95

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Solution

The fourth proportional to 3,190.10, 4,404.49 and 2,852.95 is: 3,938.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.10 : 4,404.49 = 2,852.95 : x
  2. Step 2: Convert to fraction form
    3,190.10/4,404.49 = 2,852.95/x
  3. Step 3: Cross multiply
    3,190.10x = 4,404.49 × 2,852.95
  4. Step 4: Simplify right side
    3,190.10x = 12,565,786.49
  5. Step 5: Solve for x
    x = 12,565,786.49/3,190.10
  6. Step 6: Final answer
    x = 3,938.99

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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.