Home / 7,177.16-10,761.26-3,227.64

Finding the Fourth Proportional to 7,177.16, 10,761.26 and 3,227.64

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Solution

The fourth proportional to 7,177.16, 10,761.26 and 3,227.64 is: 4,839.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,177.16 : 10,761.26 = 3,227.64 : x
  2. Step 2: Convert to fraction form
    7,177.16/10,761.26 = 3,227.64/x
  3. Step 3: Cross multiply
    7,177.16x = 10,761.26 × 3,227.64
  4. Step 4: Simplify right side
    7,177.16x = 34,733,473.23
  5. Step 5: Solve for x
    x = 34,733,473.23/7,177.16
  6. Step 6: Final answer
    x = 4,839.45

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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.