Home / 8,118.83-11,196.23-4,932.65

Finding the Fourth Proportional to 8,118.83, 11,196.23 and 4,932.65

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Solution

The fourth proportional to 8,118.83, 11,196.23 and 4,932.65 is: 6,802.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118.83 : 11,196.23 = 4,932.65 : x
  2. Step 2: Convert to fraction form
    8,118.83/11,196.23 = 4,932.65/x
  3. Step 3: Cross multiply
    8,118.83x = 11,196.23 × 4,932.65
  4. Step 4: Simplify right side
    8,118.83x = 55,227,087.24
  5. Step 5: Solve for x
    x = 55,227,087.24/8,118.83
  6. Step 6: Final answer
    x = 6,802.34

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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.