Home / 3,880.10-5,816.52-1,414.30

Finding the Fourth Proportional to 3,880.10, 5,816.52 and 1,414.30

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Solution

The fourth proportional to 3,880.10, 5,816.52 and 1,414.30 is: 2,120.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,880.10 : 5,816.52 = 1,414.30 : x
  2. Step 2: Convert to fraction form
    3,880.10/5,816.52 = 1,414.30/x
  3. Step 3: Cross multiply
    3,880.10x = 5,816.52 × 1,414.30
  4. Step 4: Simplify right side
    3,880.10x = 8,226,304.24
  5. Step 5: Solve for x
    x = 8,226,304.24/3,880.10
  6. Step 6: Final answer
    x = 2,120.13

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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.