Home / 8,227.82-11,351.58-4,688.48

Finding the Fourth Proportional to 8,227.82, 11,351.58 and 4,688.48

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Solution

The fourth proportional to 8,227.82, 11,351.58 and 4,688.48 is: 6,468.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227.82 : 11,351.58 = 4,688.48 : x
  2. Step 2: Convert to fraction form
    8,227.82/11,351.58 = 4,688.48/x
  3. Step 3: Cross multiply
    8,227.82x = 11,351.58 × 4,688.48
  4. Step 4: Simplify right side
    8,227.82x = 53,221,655.80
  5. Step 5: Solve for x
    x = 53,221,655.80/8,227.82
  6. Step 6: Final answer
    x = 6,468.50

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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.