Home / 3,209.13-4,411.61-2,759.34

Finding the Fourth Proportional to 3,209.13, 4,411.61 and 2,759.34

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Solution

The fourth proportional to 3,209.13, 4,411.61 and 2,759.34 is: 3,793.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.13 : 4,411.61 = 2,759.34 : x
  2. Step 2: Convert to fraction form
    3,209.13/4,411.61 = 2,759.34/x
  3. Step 3: Cross multiply
    3,209.13x = 4,411.61 × 2,759.34
  4. Step 4: Simplify right side
    3,209.13x = 12,173,096.08
  5. Step 5: Solve for x
    x = 12,173,096.08/3,209.13
  6. Step 6: Final answer
    x = 3,793.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.