Home / 11,604.15-16,008.07-6,885.09

Finding the Fourth Proportional to 11,604.15, 16,008.07 and 6,885.09

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Solution

The fourth proportional to 11,604.15, 16,008.07 and 6,885.09 is: 9,498.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,604.15 : 16,008.07 = 6,885.09 : x
  2. Step 2: Convert to fraction form
    11,604.15/16,008.07 = 6,885.09/x
  3. Step 3: Cross multiply
    11,604.15x = 16,008.07 × 6,885.09
  4. Step 4: Simplify right side
    11,604.15x = 110,217,002.68
  5. Step 5: Solve for x
    x = 110,217,002.68/11,604.15
  6. Step 6: Final answer
    x = 9,498.07

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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.