Home / 10,811.04-16,226.67-6,659.15

Finding the Fourth Proportional to 10,811.04, 16,226.67 and 6,659.15

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Solution

The fourth proportional to 10,811.04, 16,226.67 and 6,659.15 is: 9,994.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,811.04 : 16,226.67 = 6,659.15 : x
  2. Step 2: Convert to fraction form
    10,811.04/16,226.67 = 6,659.15/x
  3. Step 3: Cross multiply
    10,811.04x = 16,226.67 × 6,659.15
  4. Step 4: Simplify right side
    10,811.04x = 108,055,715.10
  5. Step 5: Solve for x
    x = 108,055,715.10/10,811.04
  6. Step 6: Final answer
    x = 9,994.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.