Home / 3,277.39-4,522.78-1,785.30

Finding the Fourth Proportional to 3,277.39, 4,522.78 and 1,785.30

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Solution

The fourth proportional to 3,277.39, 4,522.78 and 1,785.30 is: 2,463.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.39 : 4,522.78 = 1,785.30 : x
  2. Step 2: Convert to fraction form
    3,277.39/4,522.78 = 1,785.30/x
  3. Step 3: Cross multiply
    3,277.39x = 4,522.78 × 1,785.30
  4. Step 4: Simplify right side
    3,277.39x = 8,074,519.64
  5. Step 5: Solve for x
    x = 8,074,519.64/3,277.39
  6. Step 6: Final answer
    x = 2,463.71

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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.