Home / 9,755.62-13,458.33-6,216.64

Finding the Fourth Proportional to 9,755.62, 13,458.33 and 6,216.64

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Solution

The fourth proportional to 9,755.62, 13,458.33 and 6,216.64 is: 8,576.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,755.62 : 13,458.33 = 6,216.64 : x
  2. Step 2: Convert to fraction form
    9,755.62/13,458.33 = 6,216.64/x
  3. Step 3: Cross multiply
    9,755.62x = 13,458.33 × 6,216.64
  4. Step 4: Simplify right side
    9,755.62x = 83,665,558.97
  5. Step 5: Solve for x
    x = 83,665,558.97/9,755.62
  6. Step 6: Final answer
    x = 8,576.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.