Home / 11,642.12-16,066.11-6,336.92

Finding the Fourth Proportional to 11,642.12, 16,066.11 and 6,336.92

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Solution

The fourth proportional to 11,642.12, 16,066.11 and 6,336.92 is: 8,744.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,642.12 : 16,066.11 = 6,336.92 : x
  2. Step 2: Convert to fraction form
    11,642.12/16,066.11 = 6,336.92/x
  3. Step 3: Cross multiply
    11,642.12x = 16,066.11 × 6,336.92
  4. Step 4: Simplify right side
    11,642.12x = 101,809,653.78
  5. Step 5: Solve for x
    x = 101,809,653.78/11,642.12
  6. Step 6: Final answer
    x = 8,744.94

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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.