Home / 3,263.05-4,502.25-2,202.80

Finding the Fourth Proportional to 3,263.05, 4,502.25 and 2,202.80

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Solution

The fourth proportional to 3,263.05, 4,502.25 and 2,202.80 is: 3,039.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,263.05 : 4,502.25 = 2,202.80 : x
  2. Step 2: Convert to fraction form
    3,263.05/4,502.25 = 2,202.80/x
  3. Step 3: Cross multiply
    3,263.05x = 4,502.25 × 2,202.80
  4. Step 4: Simplify right side
    3,263.05x = 9,917,533.79
  5. Step 5: Solve for x
    x = 9,917,533.79/3,263.05
  6. Step 6: Final answer
    x = 3,039.34

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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.