Home / 3,080.31-4,622.30-1,133.88

Finding the Fourth Proportional to 3,080.31, 4,622.30 and 1,133.88

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Solution

The fourth proportional to 3,080.31, 4,622.30 and 1,133.88 is: 1,701.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.31 : 4,622.30 = 1,133.88 : x
  2. Step 2: Convert to fraction form
    3,080.31/4,622.30 = 1,133.88/x
  3. Step 3: Cross multiply
    3,080.31x = 4,622.30 × 1,133.88
  4. Step 4: Simplify right side
    3,080.31x = 5,241,127.85
  5. Step 5: Solve for x
    x = 5,241,127.85/3,080.31
  6. Step 6: Final answer
    x = 1,701.49

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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.