Home / 7,683.82-11,526.74-2,754.02

Finding the Fourth Proportional to 7,683.82, 11,526.74 and 2,754.02

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Solution

The fourth proportional to 7,683.82, 11,526.74 and 2,754.02 is: 4,131.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,683.82 : 11,526.74 = 2,754.02 : x
  2. Step 2: Convert to fraction form
    7,683.82/11,526.74 = 2,754.02/x
  3. Step 3: Cross multiply
    7,683.82x = 11,526.74 × 2,754.02
  4. Step 4: Simplify right side
    7,683.82x = 31,744,872.49
  5. Step 5: Solve for x
    x = 31,744,872.49/7,683.82
  6. Step 6: Final answer
    x = 4,131.39

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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.