Home / 7,687.29-11,527.65-3,242.04

Finding the Fourth Proportional to 7,687.29, 11,527.65 and 3,242.04

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Solution

The fourth proportional to 7,687.29, 11,527.65 and 3,242.04 is: 4,861.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,687.29 : 11,527.65 = 3,242.04 : x
  2. Step 2: Convert to fraction form
    7,687.29/11,527.65 = 3,242.04/x
  3. Step 3: Cross multiply
    7,687.29x = 11,527.65 × 3,242.04
  4. Step 4: Simplify right side
    7,687.29x = 37,373,102.41
  5. Step 5: Solve for x
    x = 37,373,102.41/7,687.29
  6. Step 6: Final answer
    x = 4,861.67

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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.