Home / 3,270.81-4,515.39-2,523.09

Finding the Fourth Proportional to 3,270.81, 4,515.39 and 2,523.09

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Solution

The fourth proportional to 3,270.81, 4,515.39 and 2,523.09 is: 3,483.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.81 : 4,515.39 = 2,523.09 : x
  2. Step 2: Convert to fraction form
    3,270.81/4,515.39 = 2,523.09/x
  3. Step 3: Cross multiply
    3,270.81x = 4,515.39 × 2,523.09
  4. Step 4: Simplify right side
    3,270.81x = 11,392,735.36
  5. Step 5: Solve for x
    x = 11,392,735.36/3,270.81
  6. Step 6: Final answer
    x = 3,483.15

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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.