Home / 6,865.16-10,293.24-2,705.72

Finding the Fourth Proportional to 6,865.16, 10,293.24 and 2,705.72

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Solution

The fourth proportional to 6,865.16, 10,293.24 and 2,705.72 is: 4,056.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,865.16 : 10,293.24 = 2,705.72 : x
  2. Step 2: Convert to fraction form
    6,865.16/10,293.24 = 2,705.72/x
  3. Step 3: Cross multiply
    6,865.16x = 10,293.24 × 2,705.72
  4. Step 4: Simplify right side
    6,865.16x = 27,850,625.33
  5. Step 5: Solve for x
    x = 27,850,625.33/6,865.16
  6. Step 6: Final answer
    x = 4,056.81

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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.