Home / 2,528.28-3,792.35-1,141.29

Finding the Fourth Proportional to 2,528.28, 3,792.35 and 1,141.29

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Solution

The fourth proportional to 2,528.28, 3,792.35 and 1,141.29 is: 1,711.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528.28 : 3,792.35 = 1,141.29 : x
  2. Step 2: Convert to fraction form
    2,528.28/3,792.35 = 1,141.29/x
  3. Step 3: Cross multiply
    2,528.28x = 3,792.35 × 1,141.29
  4. Step 4: Simplify right side
    2,528.28x = 4,328,173.98
  5. Step 5: Solve for x
    x = 4,328,173.98/2,528.28
  6. Step 6: Final answer
    x = 1,711.90

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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.