Home / 4,481.88-6,677.78-4,230.38

Finding the Fourth Proportional to 4,481.88, 6,677.78 and 4,230.38

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Solution

The fourth proportional to 4,481.88, 6,677.78 and 4,230.38 is: 6,303.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.88 : 6,677.78 = 4,230.38 : x
  2. Step 2: Convert to fraction form
    4,481.88/6,677.78 = 4,230.38/x
  3. Step 3: Cross multiply
    4,481.88x = 6,677.78 × 4,230.38
  4. Step 4: Simplify right side
    4,481.88x = 28,249,546.96
  5. Step 5: Solve for x
    x = 28,249,546.96/4,481.88
  6. Step 6: Final answer
    x = 6,303.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.