Home / 4,945.08-6,821.14-3,057.24

Finding the Fourth Proportional to 4,945.08, 6,821.14 and 3,057.24

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Solution

The fourth proportional to 4,945.08, 6,821.14 and 3,057.24 is: 4,217.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.08 : 6,821.14 = 3,057.24 : x
  2. Step 2: Convert to fraction form
    4,945.08/6,821.14 = 3,057.24/x
  3. Step 3: Cross multiply
    4,945.08x = 6,821.14 × 3,057.24
  4. Step 4: Simplify right side
    4,945.08x = 20,853,879.11
  5. Step 5: Solve for x
    x = 20,853,879.11/4,945.08
  6. Step 6: Final answer
    x = 4,217.09

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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.