Home / 8,343.78-11,514.42-4,806.96

Finding the Fourth Proportional to 8,343.78, 11,514.42 and 4,806.96

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Solution

The fourth proportional to 8,343.78, 11,514.42 and 4,806.96 is: 6,633.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,343.78 : 11,514.42 = 4,806.96 : x
  2. Step 2: Convert to fraction form
    8,343.78/11,514.42 = 4,806.96/x
  3. Step 3: Cross multiply
    8,343.78x = 11,514.42 × 4,806.96
  4. Step 4: Simplify right side
    8,343.78x = 55,349,356.36
  5. Step 5: Solve for x
    x = 55,349,356.36/8,343.78
  6. Step 6: Final answer
    x = 6,633.61

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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.