Home / 2,180.32-3,265.97-1,066.39

Finding the Fourth Proportional to 2,180.32, 3,265.97 and 1,066.39

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Solution

The fourth proportional to 2,180.32, 3,265.97 and 1,066.39 is: 1,597.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180.32 : 3,265.97 = 1,066.39 : x
  2. Step 2: Convert to fraction form
    2,180.32/3,265.97 = 1,066.39/x
  3. Step 3: Cross multiply
    2,180.32x = 3,265.97 × 1,066.39
  4. Step 4: Simplify right side
    2,180.32x = 3,482,776.09
  5. Step 5: Solve for x
    x = 3,482,776.09/2,180.32
  6. Step 6: Final answer
    x = 1,597.37

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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.