Home / 3,277.25-4,522.70-1,785.21

Finding the Fourth Proportional to 3,277.25, 4,522.70 and 1,785.21

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Solution

The fourth proportional to 3,277.25, 4,522.70 and 1,785.21 is: 2,463.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.25 : 4,522.70 = 1,785.21 : x
  2. Step 2: Convert to fraction form
    3,277.25/4,522.70 = 1,785.21/x
  3. Step 3: Cross multiply
    3,277.25x = 4,522.70 × 1,785.21
  4. Step 4: Simplify right side
    3,277.25x = 8,073,973.73
  5. Step 5: Solve for x
    x = 8,073,973.73/3,277.25
  6. Step 6: Final answer
    x = 2,463.65

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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.