Home / 6,530.85-9,795.26-2,148.28

Finding the Fourth Proportional to 6,530.85, 9,795.26 and 2,148.28

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Solution

The fourth proportional to 6,530.85, 9,795.26 and 2,148.28 is: 3,222.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,530.85 : 9,795.26 = 2,148.28 : x
  2. Step 2: Convert to fraction form
    6,530.85/9,795.26 = 2,148.28/x
  3. Step 3: Cross multiply
    6,530.85x = 9,795.26 × 2,148.28
  4. Step 4: Simplify right side
    6,530.85x = 21,042,961.15
  5. Step 5: Solve for x
    x = 21,042,961.15/6,530.85
  6. Step 6: Final answer
    x = 3,222.09

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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.