Home / 11,227.12-15,493.44-6,750.92

Finding the Fourth Proportional to 11,227.12, 15,493.44 and 6,750.92

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Solution

The fourth proportional to 11,227.12, 15,493.44 and 6,750.92 is: 9,316.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,227.12 : 15,493.44 = 6,750.92 : x
  2. Step 2: Convert to fraction form
    11,227.12/15,493.44 = 6,750.92/x
  3. Step 3: Cross multiply
    11,227.12x = 15,493.44 × 6,750.92
  4. Step 4: Simplify right side
    11,227.12x = 104,594,973.96
  5. Step 5: Solve for x
    x = 104,594,973.96/11,227.12
  6. Step 6: Final answer
    x = 9,316.28

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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.