Home / 8,606.46-11,883.34-6,613.86

Finding the Fourth Proportional to 8,606.46, 11,883.34 and 6,613.86

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Solution

The fourth proportional to 8,606.46, 11,883.34 and 6,613.86 is: 9,132.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,606.46 : 11,883.34 = 6,613.86 : x
  2. Step 2: Convert to fraction form
    8,606.46/11,883.34 = 6,613.86/x
  3. Step 3: Cross multiply
    8,606.46x = 11,883.34 × 6,613.86
  4. Step 4: Simplify right side
    8,606.46x = 78,594,747.09
  5. Step 5: Solve for x
    x = 78,594,747.09/8,606.46
  6. Step 6: Final answer
    x = 9,132.06

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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.