Home / 2,304.45-3,181.46-1,519.86

Finding the Fourth Proportional to 2,304.45, 3,181.46 and 1,519.86

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Solution

The fourth proportional to 2,304.45, 3,181.46 and 1,519.86 is: 2,098.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304.45 : 3,181.46 = 1,519.86 : x
  2. Step 2: Convert to fraction form
    2,304.45/3,181.46 = 1,519.86/x
  3. Step 3: Cross multiply
    2,304.45x = 3,181.46 × 1,519.86
  4. Step 4: Simplify right side
    2,304.45x = 4,835,366.20
  5. Step 5: Solve for x
    x = 4,835,366.20/2,304.45
  6. Step 6: Final answer
    x = 2,098.27

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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.