Home / 7,753.86-11,631.57-2,487.54

Finding the Fourth Proportional to 7,753.86, 11,631.57 and 2,487.54

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Solution

The fourth proportional to 7,753.86, 11,631.57 and 2,487.54 is: 3,731.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,753.86 : 11,631.57 = 2,487.54 : x
  2. Step 2: Convert to fraction form
    7,753.86/11,631.57 = 2,487.54/x
  3. Step 3: Cross multiply
    7,753.86x = 11,631.57 × 2,487.54
  4. Step 4: Simplify right side
    7,753.86x = 28,933,995.64
  5. Step 5: Solve for x
    x = 28,933,995.64/7,753.86
  6. Step 6: Final answer
    x = 3,731.56

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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.