Home / 7,688.03-11,534.76-2,493.90

Finding the Fourth Proportional to 7,688.03, 11,534.76 and 2,493.90

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Solution

The fourth proportional to 7,688.03, 11,534.76 and 2,493.90 is: 3,741.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.03 : 11,534.76 = 2,493.90 : x
  2. Step 2: Convert to fraction form
    7,688.03/11,534.76 = 2,493.90/x
  3. Step 3: Cross multiply
    7,688.03x = 11,534.76 × 2,493.90
  4. Step 4: Simplify right side
    7,688.03x = 28,766,537.96
  5. Step 5: Solve for x
    x = 28,766,537.96/7,688.03
  6. Step 6: Final answer
    x = 3,741.73

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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.