Home / 6,342.72-9,513.92-2,877.44

Finding the Fourth Proportional to 6,342.72, 9,513.92 and 2,877.44

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Solution

The fourth proportional to 6,342.72, 9,513.92 and 2,877.44 is: 4,316.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,342.72 : 9,513.92 = 2,877.44 : x
  2. Step 2: Convert to fraction form
    6,342.72/9,513.92 = 2,877.44/x
  3. Step 3: Cross multiply
    6,342.72x = 9,513.92 × 2,877.44
  4. Step 4: Simplify right side
    6,342.72x = 27,375,733.96
  5. Step 5: Solve for x
    x = 27,375,733.96/6,342.72
  6. Step 6: Final answer
    x = 4,316.09

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1.5x scale

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.