Home / 3,280.42-4,527.75-2,022.27

Finding the Fourth Proportional to 3,280.42, 4,527.75 and 2,022.27

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Solution

The fourth proportional to 3,280.42, 4,527.75 and 2,022.27 is: 2,791.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280.42 : 4,527.75 = 2,022.27 : x
  2. Step 2: Convert to fraction form
    3,280.42/4,527.75 = 2,022.27/x
  3. Step 3: Cross multiply
    3,280.42x = 4,527.75 × 2,022.27
  4. Step 4: Simplify right side
    3,280.42x = 9,156,332.99
  5. Step 5: Solve for x
    x = 9,156,332.99/3,280.42
  6. Step 6: Final answer
    x = 2,791.21

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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.