Home / 7,709.67-11,568.91-4,199.53

Finding the Fourth Proportional to 7,709.67, 11,568.91 and 4,199.53

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Solution

The fourth proportional to 7,709.67, 11,568.91 and 4,199.53 is: 6,301.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,709.67 : 11,568.91 = 4,199.53 : x
  2. Step 2: Convert to fraction form
    7,709.67/11,568.91 = 4,199.53/x
  3. Step 3: Cross multiply
    7,709.67x = 11,568.91 × 4,199.53
  4. Step 4: Simplify right side
    7,709.67x = 48,583,984.61
  5. Step 5: Solve for x
    x = 48,583,984.61/7,709.67
  6. Step 6: Final answer
    x = 6,301.69

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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.