Home / 11,150.32-15,386.84-6,182

Finding the Fourth Proportional to 11,150.32, 15,386.84 and 6,182

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Solution

The fourth proportional to 11,150.32, 15,386.84 and 6,182 is: 8,530.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,150.32 : 15,386.84 = 6,182 : x
  2. Step 2: Convert to fraction form
    11,150.32/15,386.84 = 6,182/x
  3. Step 3: Cross multiply
    11,150.32x = 15,386.84 × 6,182
  4. Step 4: Simplify right side
    11,150.32x = 95,121,444.88
  5. Step 5: Solve for x
    x = 95,121,444.88/11,150.32
  6. Step 6: Final answer
    x = 8,530.83

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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.