Home / 11,206.60-16,805.04-3,809.07

Finding the Fourth Proportional to 11,206.60, 16,805.04 and 3,809.07

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Solution

The fourth proportional to 11,206.60, 16,805.04 and 3,809.07 is: 5,711.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,206.60 : 16,805.04 = 3,809.07 : x
  2. Step 2: Convert to fraction form
    11,206.60/16,805.04 = 3,809.07/x
  3. Step 3: Cross multiply
    11,206.60x = 16,805.04 × 3,809.07
  4. Step 4: Simplify right side
    11,206.60x = 64,011,641.49
  5. Step 5: Solve for x
    x = 64,011,641.49/11,206.60
  6. Step 6: Final answer
    x = 5,711.96

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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.