Home / 6,918.32-10,373.52-3,222.88

Finding the Fourth Proportional to 6,918.32, 10,373.52 and 3,222.88

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Solution

The fourth proportional to 6,918.32, 10,373.52 and 3,222.88 is: 4,832.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918.32 : 10,373.52 = 3,222.88 : x
  2. Step 2: Convert to fraction form
    6,918.32/10,373.52 = 3,222.88/x
  3. Step 3: Cross multiply
    6,918.32x = 10,373.52 × 3,222.88
  4. Step 4: Simplify right side
    6,918.32x = 33,432,610.14
  5. Step 5: Solve for x
    x = 33,432,610.14/6,918.32
  6. Step 6: Final answer
    x = 4,832.48

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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.