Home / 6,961.62-10,443.48-2,031.60

Finding the Fourth Proportional to 6,961.62, 10,443.48 and 2,031.60

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Solution

The fourth proportional to 6,961.62, 10,443.48 and 2,031.60 is: 3,047.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,961.62 : 10,443.48 = 2,031.60 : x
  2. Step 2: Convert to fraction form
    6,961.62/10,443.48 = 2,031.60/x
  3. Step 3: Cross multiply
    6,961.62x = 10,443.48 × 2,031.60
  4. Step 4: Simplify right side
    6,961.62x = 21,216,973.97
  5. Step 5: Solve for x
    x = 21,216,973.97/6,961.62
  6. Step 6: Final answer
    x = 3,047.71

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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.