Home / 4,200.89-6,305.99-3,550.84

Finding the Fourth Proportional to 4,200.89, 6,305.99 and 3,550.84

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Solution

The fourth proportional to 4,200.89, 6,305.99 and 3,550.84 is: 5,330.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.89 : 6,305.99 = 3,550.84 : x
  2. Step 2: Convert to fraction form
    4,200.89/6,305.99 = 3,550.84/x
  3. Step 3: Cross multiply
    4,200.89x = 6,305.99 × 3,550.84
  4. Step 4: Simplify right side
    4,200.89x = 22,391,528.01
  5. Step 5: Solve for x
    x = 22,391,528.01/4,200.89
  6. Step 6: Final answer
    x = 5,330.19

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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.