Home / 8,219.44-11,342.82-4,682.65

Finding the Fourth Proportional to 8,219.44, 11,342.82 and 4,682.65

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Solution

The fourth proportional to 8,219.44, 11,342.82 and 4,682.65 is: 6,462.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,219.44 : 11,342.82 = 4,682.65 : x
  2. Step 2: Convert to fraction form
    8,219.44/11,342.82 = 4,682.65/x
  3. Step 3: Cross multiply
    8,219.44x = 11,342.82 × 4,682.65
  4. Step 4: Simplify right side
    8,219.44x = 53,114,456.07
  5. Step 5: Solve for x
    x = 53,114,456.07/8,219.44
  6. Step 6: Final answer
    x = 6,462.05

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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.