Home / 11,642.22-16,066.62-6,336.72

Finding the Fourth Proportional to 11,642.22, 16,066.62 and 6,336.72

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Solution

The fourth proportional to 11,642.22, 16,066.62 and 6,336.72 is: 8,744.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,642.22 : 16,066.62 = 6,336.72 : x
  2. Step 2: Convert to fraction form
    11,642.22/16,066.62 = 6,336.72/x
  3. Step 3: Cross multiply
    11,642.22x = 16,066.62 × 6,336.72
  4. Step 4: Simplify right side
    11,642.22x = 101,809,672.29
  5. Step 5: Solve for x
    x = 101,809,672.29/11,642.22
  6. Step 6: Final answer
    x = 8,744.87

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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.