Home / 9,996.66-13,789.17-6,272.82

Finding the Fourth Proportional to 9,996.66, 13,789.17 and 6,272.82

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Solution

The fourth proportional to 9,996.66, 13,789.17 and 6,272.82 is: 8,652.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,996.66 : 13,789.17 = 6,272.82 : x
  2. Step 2: Convert to fraction form
    9,996.66/13,789.17 = 6,272.82/x
  3. Step 3: Cross multiply
    9,996.66x = 13,789.17 × 6,272.82
  4. Step 4: Simplify right side
    9,996.66x = 86,496,981.36
  5. Step 5: Solve for x
    x = 86,496,981.36/9,996.66
  6. Step 6: Final answer
    x = 8,652.59

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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.