Home / 4,073.28-6,107.40-2,770.80

Finding the Fourth Proportional to 4,073.28, 6,107.40 and 2,770.80

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Solution

The fourth proportional to 4,073.28, 6,107.40 and 2,770.80 is: 4,154.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,073.28 : 6,107.40 = 2,770.80 : x
  2. Step 2: Convert to fraction form
    4,073.28/6,107.40 = 2,770.80/x
  3. Step 3: Cross multiply
    4,073.28x = 6,107.40 × 2,770.80
  4. Step 4: Simplify right side
    4,073.28x = 16,922,383.92
  5. Step 5: Solve for x
    x = 16,922,383.92/4,073.28
  6. Step 6: Final answer
    x = 4,154.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.