Home / 10,096.84-15,131.26-7,629.64

Finding the Fourth Proportional to 10,096.84, 15,131.26 and 7,629.64

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Solution

The fourth proportional to 10,096.84, 15,131.26 and 7,629.64 is: 11,433.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,096.84 : 15,131.26 = 7,629.64 : x
  2. Step 2: Convert to fraction form
    10,096.84/15,131.26 = 7,629.64/x
  3. Step 3: Cross multiply
    10,096.84x = 15,131.26 × 7,629.64
  4. Step 4: Simplify right side
    10,096.84x = 115,446,066.55
  5. Step 5: Solve for x
    x = 115,446,066.55/10,096.84
  6. Step 6: Final answer
    x = 11,433.88

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1.5x scale

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.