Home / 3,051.27-4,576.91-2,078.06

Finding the Fourth Proportional to 3,051.27, 4,576.91 and 2,078.06

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Solution

The fourth proportional to 3,051.27, 4,576.91 and 2,078.06 is: 3,117.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.27 : 4,576.91 = 2,078.06 : x
  2. Step 2: Convert to fraction form
    3,051.27/4,576.91 = 2,078.06/x
  3. Step 3: Cross multiply
    3,051.27x = 4,576.91 × 2,078.06
  4. Step 4: Simplify right side
    3,051.27x = 9,511,060.32
  5. Step 5: Solve for x
    x = 9,511,060.32/3,051.27
  6. Step 6: Final answer
    x = 3,117.08

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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.