Home / 12,088.11-16,682.61-6,711.06

Finding the Fourth Proportional to 12,088.11, 16,682.61 and 6,711.06

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Solution

The fourth proportional to 12,088.11, 16,682.61 and 6,711.06 is: 9,261.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,088.11 : 16,682.61 = 6,711.06 : x
  2. Step 2: Convert to fraction form
    12,088.11/16,682.61 = 6,711.06/x
  3. Step 3: Cross multiply
    12,088.11x = 16,682.61 × 6,711.06
  4. Step 4: Simplify right side
    12,088.11x = 111,957,996.67
  5. Step 5: Solve for x
    x = 111,957,996.67/12,088.11
  6. Step 6: Final answer
    x = 9,261.83

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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.