Home / 11,631.47-16,050.87-6,326.15

Finding the Fourth Proportional to 11,631.47, 16,050.87 and 6,326.15

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Solution

The fourth proportional to 11,631.47, 16,050.87 and 6,326.15 is: 8,729.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,631.47 : 16,050.87 = 6,326.15 : x
  2. Step 2: Convert to fraction form
    11,631.47/16,050.87 = 6,326.15/x
  3. Step 3: Cross multiply
    11,631.47x = 16,050.87 × 6,326.15
  4. Step 4: Simplify right side
    11,631.47x = 101,540,131.00
  5. Step 5: Solve for x
    x = 101,540,131.00/11,631.47
  6. Step 6: Final answer
    x = 8,729.78

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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.