Home / 8,296.39-11,463.59-6,631.54

Finding the Fourth Proportional to 8,296.39, 11,463.59 and 6,631.54

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Solution

The fourth proportional to 8,296.39, 11,463.59 and 6,631.54 is: 9,163.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,296.39 : 11,463.59 = 6,631.54 : x
  2. Step 2: Convert to fraction form
    8,296.39/11,463.59 = 6,631.54/x
  3. Step 3: Cross multiply
    8,296.39x = 11,463.59 × 6,631.54
  4. Step 4: Simplify right side
    8,296.39x = 76,021,255.63
  5. Step 5: Solve for x
    x = 76,021,255.63/8,296.39
  6. Step 6: Final answer
    x = 9,163.17

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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.