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Finding the Fourth Proportional to 11,633.08, 16,053.90 and 6,665.08

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Solution

The fourth proportional to 11,633.08, 16,053.90 and 6,665.08 is: 9,197.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,633.08 : 16,053.90 = 6,665.08 : x
  2. Step 2: Convert to fraction form
    11,633.08/16,053.90 = 6,665.08/x
  3. Step 3: Cross multiply
    11,633.08x = 16,053.90 × 6,665.08
  4. Step 4: Simplify right side
    11,633.08x = 107,000,527.81
  5. Step 5: Solve for x
    x = 107,000,527.81/11,633.08
  6. Step 6: Final answer
    x = 9,197.95

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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.