Home / 8,256.26-11,393.57-4,479.42

Finding the Fourth Proportional to 8,256.26, 11,393.57 and 4,479.42

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Solution

The fourth proportional to 8,256.26, 11,393.57 and 4,479.42 is: 6,181.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256.26 : 11,393.57 = 4,479.42 : x
  2. Step 2: Convert to fraction form
    8,256.26/11,393.57 = 4,479.42/x
  3. Step 3: Cross multiply
    8,256.26x = 11,393.57 × 4,479.42
  4. Step 4: Simplify right side
    8,256.26x = 51,036,562.93
  5. Step 5: Solve for x
    x = 51,036,562.93/8,256.26
  6. Step 6: Final answer
    x = 6,181.56

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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.