Home / 5,108.37-7,666.36-3,795.15

Finding the Fourth Proportional to 5,108.37, 7,666.36 and 3,795.15

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Solution

The fourth proportional to 5,108.37, 7,666.36 and 3,795.15 is: 5,695.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108.37 : 7,666.36 = 3,795.15 : x
  2. Step 2: Convert to fraction form
    5,108.37/7,666.36 = 3,795.15/x
  3. Step 3: Cross multiply
    5,108.37x = 7,666.36 × 3,795.15
  4. Step 4: Simplify right side
    5,108.37x = 29,094,986.15
  5. Step 5: Solve for x
    x = 29,094,986.15/5,108.37
  6. Step 6: Final answer
    x = 5,695.55

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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.