Home / 7,683.69-11,529.20-2,753.83

Finding the Fourth Proportional to 7,683.69, 11,529.20 and 2,753.83

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Solution

The fourth proportional to 7,683.69, 11,529.20 and 2,753.83 is: 4,132.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,683.69 : 11,529.20 = 2,753.83 : x
  2. Step 2: Convert to fraction form
    7,683.69/11,529.20 = 2,753.83/x
  3. Step 3: Cross multiply
    7,683.69x = 11,529.20 × 2,753.83
  4. Step 4: Simplify right side
    7,683.69x = 31,749,478.13
  5. Step 5: Solve for x
    x = 31,749,478.13/7,683.69
  6. Step 6: Final answer
    x = 4,132.06

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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.