Home / 6,961.63-10,447.64-2,801.68

Finding the Fourth Proportional to 6,961.63, 10,447.64 and 2,801.68

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Solution

The fourth proportional to 6,961.63, 10,447.64 and 2,801.68 is: 4,204.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,961.63 : 10,447.64 = 2,801.68 : x
  2. Step 2: Convert to fraction form
    6,961.63/10,447.64 = 2,801.68/x
  3. Step 3: Cross multiply
    6,961.63x = 10,447.64 × 2,801.68
  4. Step 4: Simplify right side
    6,961.63x = 29,270,884.79
  5. Step 5: Solve for x
    x = 29,270,884.79/6,961.63
  6. Step 6: Final answer
    x = 4,204.60

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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.