Home / 7,448.41-11,177.32-4,163.66

Finding the Fourth Proportional to 7,448.41, 11,177.32 and 4,163.66

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Solution

The fourth proportional to 7,448.41, 11,177.32 and 4,163.66 is: 6,248.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,448.41 : 11,177.32 = 4,163.66 : x
  2. Step 2: Convert to fraction form
    7,448.41/11,177.32 = 4,163.66/x
  3. Step 3: Cross multiply
    7,448.41x = 11,177.32 × 4,163.66
  4. Step 4: Simplify right side
    7,448.41x = 46,538,493.90
  5. Step 5: Solve for x
    x = 46,538,493.90/7,448.41
  6. Step 6: Final answer
    x = 6,248.11

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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.