Home / 4,080.45-6,123.30-2,134.02

Finding the Fourth Proportional to 4,080.45, 6,123.30 and 2,134.02

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Solution

The fourth proportional to 4,080.45, 6,123.30 and 2,134.02 is: 3,202.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.45 : 6,123.30 = 2,134.02 : x
  2. Step 2: Convert to fraction form
    4,080.45/6,123.30 = 2,134.02/x
  3. Step 3: Cross multiply
    4,080.45x = 6,123.30 × 2,134.02
  4. Step 4: Simplify right side
    4,080.45x = 13,067,244.67
  5. Step 5: Solve for x
    x = 13,067,244.67/4,080.45
  6. Step 6: Final answer
    x = 3,202.40

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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.