Home / 11,654.85-17,482.29-3,861.84

Finding the Fourth Proportional to 11,654.85, 17,482.29 and 3,861.84

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Solution

The fourth proportional to 11,654.85, 17,482.29 and 3,861.84 is: 5,792.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,654.85 : 17,482.29 = 3,861.84 : x
  2. Step 2: Convert to fraction form
    11,654.85/17,482.29 = 3,861.84/x
  3. Step 3: Cross multiply
    11,654.85x = 17,482.29 × 3,861.84
  4. Step 4: Simplify right side
    11,654.85x = 67,513,806.81
  5. Step 5: Solve for x
    x = 67,513,806.81/11,654.85
  6. Step 6: Final answer
    x = 5,792.76

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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.