Home / 4,945.50-6,822.39-3,057.66

Finding the Fourth Proportional to 4,945.50, 6,822.39 and 3,057.66

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Solution

The fourth proportional to 4,945.50, 6,822.39 and 3,057.66 is: 4,218.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.50 : 6,822.39 = 3,057.66 : x
  2. Step 2: Convert to fraction form
    4,945.50/6,822.39 = 3,057.66/x
  3. Step 3: Cross multiply
    4,945.50x = 6,822.39 × 3,057.66
  4. Step 4: Simplify right side
    4,945.50x = 20,860,549.01
  5. Step 5: Solve for x
    x = 20,860,549.01/4,945.50
  6. Step 6: Final answer
    x = 4,218.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.