Home / 7,483.82-11,211.36-4,186.92

Finding the Fourth Proportional to 7,483.82, 11,211.36 and 4,186.92

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Solution

The fourth proportional to 7,483.82, 11,211.36 and 4,186.92 is: 6,272.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,483.82 : 11,211.36 = 4,186.92 : x
  2. Step 2: Convert to fraction form
    7,483.82/11,211.36 = 4,186.92/x
  3. Step 3: Cross multiply
    7,483.82x = 11,211.36 × 4,186.92
  4. Step 4: Simplify right side
    7,483.82x = 46,941,067.41
  5. Step 5: Solve for x
    x = 46,941,067.41/7,483.82
  6. Step 6: Final answer
    x = 6,272.34

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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.