Home / 3,281.28-4,527.18-2,022.48

Finding the Fourth Proportional to 3,281.28, 4,527.18 and 2,022.48

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Solution

The fourth proportional to 3,281.28, 4,527.18 and 2,022.48 is: 2,790.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.28 : 4,527.18 = 2,022.48 : x
  2. Step 2: Convert to fraction form
    3,281.28/4,527.18 = 2,022.48/x
  3. Step 3: Cross multiply
    3,281.28x = 4,527.18 × 2,022.48
  4. Step 4: Simplify right side
    3,281.28x = 9,156,131.01
  5. Step 5: Solve for x
    x = 9,156,131.01/3,281.28
  6. Step 6: Final answer
    x = 2,790.41

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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.