Home / 3,289.68-4,536.39-2,580.25

Finding the Fourth Proportional to 3,289.68, 4,536.39 and 2,580.25

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Solution

The fourth proportional to 3,289.68, 4,536.39 and 2,580.25 is: 3,558.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289.68 : 4,536.39 = 2,580.25 : x
  2. Step 2: Convert to fraction form
    3,289.68/4,536.39 = 2,580.25/x
  3. Step 3: Cross multiply
    3,289.68x = 4,536.39 × 2,580.25
  4. Step 4: Simplify right side
    3,289.68x = 11,705,020.30
  5. Step 5: Solve for x
    x = 11,705,020.30/3,289.68
  6. Step 6: Final answer
    x = 3,558.10

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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.