Home / 6,760.28-10,126.64-5,515.31

Finding the Fourth Proportional to 6,760.28, 10,126.64 and 5,515.31

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Solution

The fourth proportional to 6,760.28, 10,126.64 and 5,515.31 is: 8,261.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,760.28 : 10,126.64 = 5,515.31 : x
  2. Step 2: Convert to fraction form
    6,760.28/10,126.64 = 5,515.31/x
  3. Step 3: Cross multiply
    6,760.28x = 10,126.64 × 5,515.31
  4. Step 4: Simplify right side
    6,760.28x = 55,851,597.96
  5. Step 5: Solve for x
    x = 55,851,597.96/6,760.28
  6. Step 6: Final answer
    x = 8,261.73

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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.