Home / 6,741.40-10,115.70-3,044.20

Finding the Fourth Proportional to 6,741.40, 10,115.70 and 3,044.20

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Solution

The fourth proportional to 6,741.40, 10,115.70 and 3,044.20 is: 4,567.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,741.40 : 10,115.70 = 3,044.20 : x
  2. Step 2: Convert to fraction form
    6,741.40/10,115.70 = 3,044.20/x
  3. Step 3: Cross multiply
    6,741.40x = 10,115.70 × 3,044.20
  4. Step 4: Simplify right side
    6,741.40x = 30,794,213.94
  5. Step 5: Solve for x
    x = 30,794,213.94/6,741.40
  6. Step 6: Final answer
    x = 4,567.93

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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.