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Finding the Fourth Proportional to 11,616.22, 16,030.41 and 6,310.92

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Solution

The fourth proportional to 11,616.22, 16,030.41 and 6,310.92 is: 8,709.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,616.22 : 16,030.41 = 6,310.92 : x
  2. Step 2: Convert to fraction form
    11,616.22/16,030.41 = 6,310.92/x
  3. Step 3: Cross multiply
    11,616.22x = 16,030.41 × 6,310.92
  4. Step 4: Simplify right side
    11,616.22x = 101,166,635.08
  5. Step 5: Solve for x
    x = 101,166,635.08/11,616.22
  6. Step 6: Final answer
    x = 8,709.08

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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.