Home / 8,344.88-11,516.52-4,619.12

Finding the Fourth Proportional to 8,344.88, 11,516.52 and 4,619.12

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Solution

The fourth proportional to 8,344.88, 11,516.52 and 4,619.12 is: 6,374.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344.88 : 11,516.52 = 4,619.12 : x
  2. Step 2: Convert to fraction form
    8,344.88/11,516.52 = 4,619.12/x
  3. Step 3: Cross multiply
    8,344.88x = 11,516.52 × 4,619.12
  4. Step 4: Simplify right side
    8,344.88x = 53,196,187.86
  5. Step 5: Solve for x
    x = 53,196,187.86/8,344.88
  6. Step 6: Final answer
    x = 6,374.71

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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.