Home / 7,157.66-10,738.26-3,261.14

Finding the Fourth Proportional to 7,157.66, 10,738.26 and 3,261.14

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Solution

The fourth proportional to 7,157.66, 10,738.26 and 3,261.14 is: 4,892.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,157.66 : 10,738.26 = 3,261.14 : x
  2. Step 2: Convert to fraction form
    7,157.66/10,738.26 = 3,261.14/x
  3. Step 3: Cross multiply
    7,157.66x = 10,738.26 × 3,261.14
  4. Step 4: Simplify right side
    7,157.66x = 35,018,969.22
  5. Step 5: Solve for x
    x = 35,018,969.22/7,157.66
  6. Step 6: Final answer
    x = 4,892.52

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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.