Home / 4,550.20-6,812.70-4,205.68

Finding the Fourth Proportional to 4,550.20, 6,812.70 and 4,205.68

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Solution

The fourth proportional to 4,550.20, 6,812.70 and 4,205.68 is: 6,296.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,550.20 : 6,812.70 = 4,205.68 : x
  2. Step 2: Convert to fraction form
    4,550.20/6,812.70 = 4,205.68/x
  3. Step 3: Cross multiply
    4,550.20x = 6,812.70 × 4,205.68
  4. Step 4: Simplify right side
    4,550.20x = 28,652,036.14
  5. Step 5: Solve for x
    x = 28,652,036.14/4,550.20
  6. Step 6: Final answer
    x = 6,296.87

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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.